Home / 224,664.08-310,052.84-129,200.72

Finding the Fourth Proportional to 224,664.08, 310,052.84 and 129,200.72

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Solution

The fourth proportional to 224,664.08, 310,052.84 and 129,200.72 is: 178,306.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,664.08 : 310,052.84 = 129,200.72 : x
  2. Step 2: Convert to fraction form
    224,664.08/310,052.84 = 129,200.72/x
  3. Step 3: Cross multiply
    224,664.08x = 310,052.84 × 129,200.72
  4. Step 4: Simplify right side
    224,664.08x = 40,059,050,166.04
  5. Step 5: Solve for x
    x = 40,059,050,166.04/224,664.08
  6. Step 6: Final answer
    x = 178,306.43

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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.