Home / 131,354.17-197,060.07-42,616.64

Finding the Fourth Proportional to 131,354.17, 197,060.07 and 42,616.64

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Solution

The fourth proportional to 131,354.17, 197,060.07 and 42,616.64 is: 63,934.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,354.17 : 197,060.07 = 42,616.64 : x
  2. Step 2: Convert to fraction form
    131,354.17/197,060.07 = 42,616.64/x
  3. Step 3: Cross multiply
    131,354.17x = 197,060.07 × 42,616.64
  4. Step 4: Simplify right side
    131,354.17x = 8,398,038,061.56
  5. Step 5: Solve for x
    x = 8,398,038,061.56/131,354.17
  6. Step 6: Final answer
    x = 63,934.31

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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.