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Finding the Fourth Proportional to 224,672.03, 310,385.61 and 147,331.68

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Solution

The fourth proportional to 224,672.03, 310,385.61 and 147,331.68 is: 203,539.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,672.03 : 310,385.61 = 147,331.68 : x
  2. Step 2: Convert to fraction form
    224,672.03/310,385.61 = 147,331.68/x
  3. Step 3: Cross multiply
    224,672.03x = 310,385.61 × 147,331.68
  4. Step 4: Simplify right side
    224,672.03x = 45,729,633,369.12
  5. Step 5: Solve for x
    x = 45,729,633,369.12/224,672.03
  6. Step 6: Final answer
    x = 203,539.51

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1.5x scale

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.