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Finding the Fourth Proportional to 250,318.84, 375,593.07 and 136,501.90

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Solution

The fourth proportional to 250,318.84, 375,593.07 and 136,501.90 is: 204,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,318.84 : 375,593.07 = 136,501.90 : x
  2. Step 2: Convert to fraction form
    250,318.84/375,593.07 = 136,501.90/x
  3. Step 3: Cross multiply
    250,318.84x = 375,593.07 × 136,501.90
  4. Step 4: Simplify right side
    250,318.84x = 51,269,167,681.83
  5. Step 5: Solve for x
    x = 51,269,167,681.83/250,318.84
  6. Step 6: Final answer
    x = 204,815.46

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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.