Home / 118,477.32-177,558.30-58,414.11

Finding the Fourth Proportional to 118,477.32, 177,558.30 and 58,414.11

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Solution

The fourth proportional to 118,477.32, 177,558.30 and 58,414.11 is: 87,543.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,477.32 : 177,558.30 = 58,414.11 : x
  2. Step 2: Convert to fraction form
    118,477.32/177,558.30 = 58,414.11/x
  3. Step 3: Cross multiply
    118,477.32x = 177,558.30 × 58,414.11
  4. Step 4: Simplify right side
    118,477.32x = 10,371,910,067.61
  5. Step 5: Solve for x
    x = 10,371,910,067.61/118,477.32
  6. Step 6: Final answer
    x = 87,543.42

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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.