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Finding the Fourth Proportional to 182,122.60, 272,892.30 and 119,720.20

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Solution

The fourth proportional to 182,122.60, 272,892.30 and 119,720.20 is: 179,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,122.60 : 272,892.30 = 119,720.20 : x
  2. Step 2: Convert to fraction form
    182,122.60/272,892.30 = 119,720.20/x
  3. Step 3: Cross multiply
    182,122.60x = 272,892.30 × 119,720.20
  4. Step 4: Simplify right side
    182,122.60x = 32,670,720,734.46
  5. Step 5: Solve for x
    x = 32,670,720,734.46/182,122.60
  6. Step 6: Final answer
    x = 179,388.61

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1.5x scale

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.