Home / 175,844.52-242,659.80-100,393.02

Finding the Fourth Proportional to 175,844.52, 242,659.80 and 100,393.02

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Solution

The fourth proportional to 175,844.52, 242,659.80 and 100,393.02 is: 138,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,844.52 : 242,659.80 = 100,393.02 : x
  2. Step 2: Convert to fraction form
    175,844.52/242,659.80 = 100,393.02/x
  3. Step 3: Cross multiply
    175,844.52x = 242,659.80 × 100,393.02
  4. Step 4: Simplify right side
    175,844.52x = 24,361,350,154.60
  5. Step 5: Solve for x
    x = 24,361,350,154.60/175,844.52
  6. Step 6: Final answer
    x = 138,539.15

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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.