Home / 56,920.30-78,613.45-44,325

Finding the Fourth Proportional to 56,920.30, 78,613.45 and 44,325

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Solution

The fourth proportional to 56,920.30, 78,613.45 and 44,325 is: 61,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,920.30 : 78,613.45 = 44,325 : x
  2. Step 2: Convert to fraction form
    56,920.30/78,613.45 = 44,325/x
  3. Step 3: Cross multiply
    56,920.30x = 78,613.45 × 44,325
  4. Step 4: Simplify right side
    56,920.30x = 3,484,541,060.44
  5. Step 5: Solve for x
    x = 3,484,541,060.44/56,920.30
  6. Step 6: Final answer
    x = 61,217.90

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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.