Home / 92,917.60-139,333.80-29,725.42

Finding the Fourth Proportional to 92,917.60, 139,333.80 and 29,725.42

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Solution

The fourth proportional to 92,917.60, 139,333.80 and 29,725.42 is: 44,574.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,917.60 : 139,333.80 = 29,725.42 : x
  2. Step 2: Convert to fraction form
    92,917.60/139,333.80 = 29,725.42/x
  3. Step 3: Cross multiply
    92,917.60x = 139,333.80 × 29,725.42
  4. Step 4: Simplify right side
    92,917.60x = 4,141,755,725.20
  5. Step 5: Solve for x
    x = 4,141,755,725.20/92,917.60
  6. Step 6: Final answer
    x = 44,574.50

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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.