Home / 224,566.87-309,902.85-122,592.40

Finding the Fourth Proportional to 224,566.87, 309,902.85 and 122,592.40

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Solution

The fourth proportional to 224,566.87, 309,902.85 and 122,592.40 is: 169,177.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,566.87 : 309,902.85 = 122,592.40 : x
  2. Step 2: Convert to fraction form
    224,566.87/309,902.85 = 122,592.40/x
  3. Step 3: Cross multiply
    224,566.87x = 309,902.85 × 122,592.40
  4. Step 4: Simplify right side
    224,566.87x = 37,991,734,148.34
  5. Step 5: Solve for x
    x = 37,991,734,148.34/224,566.87
  6. Step 6: Final answer
    x = 169,177.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.