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Finding the Fourth Proportional to 239,702.02, 330,789.76 and 132,275.16

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Solution

The fourth proportional to 239,702.02, 330,789.76 and 132,275.16 is: 182,540.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,702.02 : 330,789.76 = 132,275.16 : x
  2. Step 2: Convert to fraction form
    239,702.02/330,789.76 = 132,275.16/x
  3. Step 3: Cross multiply
    239,702.02x = 330,789.76 × 132,275.16
  4. Step 4: Simplify right side
    239,702.02x = 43,755,268,099.67
  5. Step 5: Solve for x
    x = 43,755,268,099.67/239,702.02
  6. Step 6: Final answer
    x = 182,540.26

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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.