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Finding the Fourth Proportional to 188,385.52, 282,200.76 and 113,463.76

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Solution

The fourth proportional to 188,385.52, 282,200.76 and 113,463.76 is: 169,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,385.52 : 282,200.76 = 113,463.76 : x
  2. Step 2: Convert to fraction form
    188,385.52/282,200.76 = 113,463.76/x
  3. Step 3: Cross multiply
    188,385.52x = 282,200.76 × 113,463.76
  4. Step 4: Simplify right side
    188,385.52x = 32,019,559,304.46
  5. Step 5: Solve for x
    x = 32,019,559,304.46/188,385.52
  6. Step 6: Final answer
    x = 169,968.26

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1.5x scale

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.