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Finding the Fourth Proportional to 188,051.76, 282,033.24 and 88,280.88

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Solution

The fourth proportional to 188,051.76, 282,033.24 and 88,280.88 is: 132,400.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,051.76 : 282,033.24 = 88,280.88 : x
  2. Step 2: Convert to fraction form
    188,051.76/282,033.24 = 88,280.88/x
  3. Step 3: Cross multiply
    188,051.76x = 282,033.24 × 88,280.88
  4. Step 4: Simplify right side
    188,051.76x = 24,898,142,616.45
  5. Step 5: Solve for x
    x = 24,898,142,616.45/188,051.76
  6. Step 6: Final answer
    x = 132,400.48

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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.