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Finding the Fourth Proportional to 272,594.16, 408,761.88 and 95,079.60

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Solution

The fourth proportional to 272,594.16, 408,761.88 and 95,079.60 is: 142,574.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,594.16 : 408,761.88 = 95,079.60 : x
  2. Step 2: Convert to fraction form
    272,594.16/408,761.88 = 95,079.60/x
  3. Step 3: Cross multiply
    272,594.16x = 408,761.88 × 95,079.60
  4. Step 4: Simplify right side
    272,594.16x = 38,864,916,045.65
  5. Step 5: Solve for x
    x = 38,864,916,045.65/272,594.16
  6. Step 6: Final answer
    x = 142,574.28

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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.