Home / 178,379.49-267,535.20-89,608.35

Finding the Fourth Proportional to 178,379.49, 267,535.20 and 89,608.35

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Solution

The fourth proportional to 178,379.49, 267,535.20 and 89,608.35 is: 134,395.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,379.49 : 267,535.20 = 89,608.35 : x
  2. Step 2: Convert to fraction form
    178,379.49/267,535.20 = 89,608.35/x
  3. Step 3: Cross multiply
    178,379.49x = 267,535.20 × 89,608.35
  4. Step 4: Simplify right side
    178,379.49x = 23,973,387,838.92
  5. Step 5: Solve for x
    x = 23,973,387,838.92/178,379.49
  6. Step 6: Final answer
    x = 134,395.43

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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.