Home / 131,352.17-197,057.07-42,614.64

Finding the Fourth Proportional to 131,352.17, 197,057.07 and 42,614.64

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Solution

The fourth proportional to 131,352.17, 197,057.07 and 42,614.64 is: 63,931.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,352.17 : 197,057.07 = 42,614.64 : x
  2. Step 2: Convert to fraction form
    131,352.17/197,057.07 = 42,614.64/x
  3. Step 3: Cross multiply
    131,352.17x = 197,057.07 × 42,614.64
  4. Step 4: Simplify right side
    131,352.17x = 8,397,516,097.50
  5. Step 5: Solve for x
    x = 8,397,516,097.50/131,352.17
  6. Step 6: Final answer
    x = 63,931.31

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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.