Home / 131,337.60-197,024.96-42,570.24

Finding the Fourth Proportional to 131,337.60, 197,024.96 and 42,570.24

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Solution

The fourth proportional to 131,337.60, 197,024.96 and 42,570.24 is: 63,861.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,337.60 : 197,024.96 = 42,570.24 : x
  2. Step 2: Convert to fraction form
    131,337.60/197,024.96 = 42,570.24/x
  3. Step 3: Cross multiply
    131,337.60x = 197,024.96 × 42,570.24
  4. Step 4: Simplify right side
    131,337.60x = 8,387,399,833.19
  5. Step 5: Solve for x
    x = 8,387,399,833.19/131,337.60
  6. Step 6: Final answer
    x = 63,861.38

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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.