Home / 88,618.10-133,024.35-55,375.70

Finding the Fourth Proportional to 88,618.10, 133,024.35 and 55,375.70

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Solution

The fourth proportional to 88,618.10, 133,024.35 and 55,375.70 is: 83,124.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,618.10 : 133,024.35 = 55,375.70 : x
  2. Step 2: Convert to fraction form
    88,618.10/133,024.35 = 55,375.70/x
  3. Step 3: Cross multiply
    88,618.10x = 133,024.35 × 55,375.70
  4. Step 4: Simplify right side
    88,618.10x = 7,366,316,498.30
  5. Step 5: Solve for x
    x = 7,366,316,498.30/88,618.10
  6. Step 6: Final answer
    x = 83,124.29

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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.