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Finding the Fourth Proportional to 182,478.60, 251,805.96 and 101,901.30

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Solution

The fourth proportional to 182,478.60, 251,805.96 and 101,901.30 is: 140,615.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,478.60 : 251,805.96 = 101,901.30 : x
  2. Step 2: Convert to fraction form
    182,478.60/251,805.96 = 101,901.30/x
  3. Step 3: Cross multiply
    182,478.60x = 251,805.96 × 101,901.30
  4. Step 4: Simplify right side
    182,478.60x = 25,659,354,671.75
  5. Step 5: Solve for x
    x = 25,659,354,671.75/182,478.60
  6. Step 6: Final answer
    x = 140,615.69

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1.5x scale

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.