Home / 161,542.60-242,573.10-109,184.20

Finding the Fourth Proportional to 161,542.60, 242,573.10 and 109,184.20

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Solution

The fourth proportional to 161,542.60, 242,573.10 and 109,184.20 is: 163,951.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,542.60 : 242,573.10 = 109,184.20 : x
  2. Step 2: Convert to fraction form
    161,542.60/242,573.10 = 109,184.20/x
  3. Step 3: Cross multiply
    161,542.60x = 242,573.10 × 109,184.20
  4. Step 4: Simplify right side
    161,542.60x = 26,485,149,865.02
  5. Step 5: Solve for x
    x = 26,485,149,865.02/161,542.60
  6. Step 6: Final answer
    x = 163,951.49

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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.