Home / 107,392.67-161,089.64-36,315.82

Finding the Fourth Proportional to 107,392.67, 161,089.64 and 36,315.82

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Solution

The fourth proportional to 107,392.67, 161,089.64 and 36,315.82 is: 54,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,392.67 : 161,089.64 = 36,315.82 : x
  2. Step 2: Convert to fraction form
    107,392.67/161,089.64 = 36,315.82/x
  3. Step 3: Cross multiply
    107,392.67x = 161,089.64 × 36,315.82
  4. Step 4: Simplify right side
    107,392.67x = 5,850,101,970.87
  5. Step 5: Solve for x
    x = 5,850,101,970.87/107,392.67
  6. Step 6: Final answer
    x = 54,473.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.