Home / 102,119,781.04-152,383,183.71-91,114,326.83

Finding the Fourth Proportional to 102,119,781.04, 152,383,183.71 and 91,114,326.83

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Solution

The fourth proportional to 102,119,781.04, 152,383,183.71 and 91,114,326.83 is: 135,960,839.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,119,781.04 : 152,383,183.71 = 91,114,326.83 : x
  2. Step 2: Convert to fraction form
    102,119,781.04/152,383,183.71 = 91,114,326.83/x
  3. Step 3: Cross multiply
    102,119,781.04x = 152,383,183.71 × 91,114,326.83
  4. Step 4: Simplify right side
    102,119,781.04x = 13,884,291,203,988,152
  5. Step 5: Solve for x
    x = 13,884,291,203,988,152/102,119,781.04
  6. Step 6: Final answer
    x = 135,960,839.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.