Home / 93,079.12-139,565.76-63,532.72

Finding the Fourth Proportional to 93,079.12, 139,565.76 and 63,532.72

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Solution

The fourth proportional to 93,079.12, 139,565.76 and 63,532.72 is: 95,262.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,079.12 : 139,565.76 = 63,532.72 : x
  2. Step 2: Convert to fraction form
    93,079.12/139,565.76 = 63,532.72/x
  3. Step 3: Cross multiply
    93,079.12x = 139,565.76 × 63,532.72
  4. Step 4: Simplify right side
    93,079.12x = 8,866,992,351.67
  5. Step 5: Solve for x
    x = 8,866,992,351.67/93,079.12
  6. Step 6: Final answer
    x = 95,262.96

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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.