Home / 61,124.20-84,358.74-58,466.86

Finding the Fourth Proportional to 61,124.20, 84,358.74 and 58,466.86

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Solution

The fourth proportional to 61,124.20, 84,358.74 and 58,466.86 is: 80,691.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,124.20 : 84,358.74 = 58,466.86 : x
  2. Step 2: Convert to fraction form
    61,124.20/84,358.74 = 58,466.86/x
  3. Step 3: Cross multiply
    61,124.20x = 84,358.74 × 58,466.86
  4. Step 4: Simplify right side
    61,124.20x = 4,932,190,641.36
  5. Step 5: Solve for x
    x = 4,932,190,641.36/61,124.20
  6. Step 6: Final answer
    x = 80,691.29

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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.