Home / 63,937.20-95,905.80-52,127.40

Finding the Fourth Proportional to 63,937.20, 95,905.80 and 52,127.40

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Solution

The fourth proportional to 63,937.20, 95,905.80 and 52,127.40 is: 78,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,937.20 : 95,905.80 = 52,127.40 : x
  2. Step 2: Convert to fraction form
    63,937.20/95,905.80 = 52,127.40/x
  3. Step 3: Cross multiply
    63,937.20x = 95,905.80 × 52,127.40
  4. Step 4: Simplify right side
    63,937.20x = 4,999,319,998.92
  5. Step 5: Solve for x
    x = 4,999,319,998.92/63,937.20
  6. Step 6: Final answer
    x = 78,191.10

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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.