Home / 239,834.59-330,963.02-132,402.31

Finding the Fourth Proportional to 239,834.59, 330,963.02 and 132,402.31

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Solution

The fourth proportional to 239,834.59, 330,963.02 and 132,402.31 is: 182,710.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,834.59 : 330,963.02 = 132,402.31 : x
  2. Step 2: Convert to fraction form
    239,834.59/330,963.02 = 132,402.31/x
  3. Step 3: Cross multiply
    239,834.59x = 330,963.02 × 132,402.31
  4. Step 4: Simplify right side
    239,834.59x = 43,820,268,372.58
  5. Step 5: Solve for x
    x = 43,820,268,372.58/239,834.59
  6. Step 6: Final answer
    x = 182,710.38

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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.