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Finding the Fourth Proportional to 239,703.02, 330,791.14 and 132,276.16

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Solution

The fourth proportional to 239,703.02, 330,791.14 and 132,276.16 is: 182,541.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,703.02 : 330,791.14 = 132,276.16 : x
  2. Step 2: Convert to fraction form
    239,703.02/330,791.14 = 132,276.16/x
  3. Step 3: Cross multiply
    239,703.02x = 330,791.14 × 132,276.16
  4. Step 4: Simplify right side
    239,703.02x = 43,755,781,761.22
  5. Step 5: Solve for x
    x = 43,755,781,761.22/239,703.02
  6. Step 6: Final answer
    x = 182,541.64

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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.