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Finding the Fourth Proportional to 149,062.60, 223,599.30 and 43,892.20

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Solution

The fourth proportional to 149,062.60, 223,599.30 and 43,892.20 is: 65,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,062.60 : 223,599.30 = 43,892.20 : x
  2. Step 2: Convert to fraction form
    149,062.60/223,599.30 = 43,892.20/x
  3. Step 3: Cross multiply
    149,062.60x = 223,599.30 × 43,892.20
  4. Step 4: Simplify right side
    149,062.60x = 9,814,265,195.46
  5. Step 5: Solve for x
    x = 9,814,265,195.46/149,062.60
  6. Step 6: Final answer
    x = 65,839.89

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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.