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Finding the Fourth Proportional to 508,141.73, 762,212.64 and 134,167.97

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Solution

The fourth proportional to 508,141.73, 762,212.64 and 134,167.97 is: 201,251.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,141.73 : 762,212.64 = 134,167.97 : x
  2. Step 2: Convert to fraction form
    508,141.73/762,212.64 = 134,167.97/x
  3. Step 3: Cross multiply
    508,141.73x = 762,212.64 × 134,167.97
  4. Step 4: Simplify right side
    508,141.73x = 102,264,522,617.14
  5. Step 5: Solve for x
    x = 102,264,522,617.14/508,141.73
  6. Step 6: Final answer
    x = 201,251.97

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1.5x scale

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.