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Finding the Fourth Proportional to 158,710.97, 238,080.29 and 52,062.95

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Solution

The fourth proportional to 158,710.97, 238,080.29 and 52,062.95 is: 78,098.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,710.97 : 238,080.29 = 52,062.95 : x
  2. Step 2: Convert to fraction form
    158,710.97/238,080.29 = 52,062.95/x
  3. Step 3: Cross multiply
    158,710.97x = 238,080.29 × 52,062.95
  4. Step 4: Simplify right side
    158,710.97x = 12,395,160,783.54
  5. Step 5: Solve for x
    x = 12,395,160,783.54/158,710.97
  6. Step 6: Final answer
    x = 78,098.96

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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.