Home / 63,815.20-95,722.80-60,753.40

Finding the Fourth Proportional to 63,815.20, 95,722.80 and 60,753.40

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Solution

The fourth proportional to 63,815.20, 95,722.80 and 60,753.40 is: 91,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,815.20 : 95,722.80 = 60,753.40 : x
  2. Step 2: Convert to fraction form
    63,815.20/95,722.80 = 60,753.40/x
  3. Step 3: Cross multiply
    63,815.20x = 95,722.80 × 60,753.40
  4. Step 4: Simplify right side
    63,815.20x = 5,815,485,557.52
  5. Step 5: Solve for x
    x = 5,815,485,557.52/63,815.20
  6. Step 6: Final answer
    x = 91,130.10

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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.