Home / 88,631.10-133,033.05-44,307.90

Finding the Fourth Proportional to 88,631.10, 133,033.05 and 44,307.90

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Solution

The fourth proportional to 88,631.10, 133,033.05 and 44,307.90 is: 66,505.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,631.10 : 133,033.05 = 44,307.90 : x
  2. Step 2: Convert to fraction form
    88,631.10/133,033.05 = 44,307.90/x
  3. Step 3: Cross multiply
    88,631.10x = 133,033.05 × 44,307.90
  4. Step 4: Simplify right side
    88,631.10x = 5,894,415,076.10
  5. Step 5: Solve for x
    x = 5,894,415,076.10/88,631.10
  6. Step 6: Final answer
    x = 66,505.04

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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.