Home / 113,068.60-156,032.94-62,766.52

Finding the Fourth Proportional to 113,068.60, 156,032.94 and 62,766.52

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Solution

The fourth proportional to 113,068.60, 156,032.94 and 62,766.52 is: 86,616.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,068.60 : 156,032.94 = 62,766.52 : x
  2. Step 2: Convert to fraction form
    113,068.60/156,032.94 = 62,766.52/x
  3. Step 3: Cross multiply
    113,068.60x = 156,032.94 × 62,766.52
  4. Step 4: Simplify right side
    113,068.60x = 9,793,644,649.17
  5. Step 5: Solve for x
    x = 9,793,644,649.17/113,068.60
  6. Step 6: Final answer
    x = 86,616.84

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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.