Home / 67,454.08-93,098.81-40,231.91

Finding the Fourth Proportional to 67,454.08, 93,098.81 and 40,231.91

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Solution

The fourth proportional to 67,454.08, 93,098.81 and 40,231.91 is: 55,527.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,454.08 : 93,098.81 = 40,231.91 : x
  2. Step 2: Convert to fraction form
    67,454.08/93,098.81 = 40,231.91/x
  3. Step 3: Cross multiply
    67,454.08x = 93,098.81 × 40,231.91
  4. Step 4: Simplify right side
    67,454.08x = 3,745,542,812.86
  5. Step 5: Solve for x
    x = 3,745,542,812.86/67,454.08
  6. Step 6: Final answer
    x = 55,527.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.