Home / 133,218.60-199,838.04-44,471.88

Finding the Fourth Proportional to 133,218.60, 199,838.04 and 44,471.88

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Solution

The fourth proportional to 133,218.60, 199,838.04 and 44,471.88 is: 66,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,218.60 : 199,838.04 = 44,471.88 : x
  2. Step 2: Convert to fraction form
    133,218.60/199,838.04 = 44,471.88/x
  3. Step 3: Cross multiply
    133,218.60x = 199,838.04 × 44,471.88
  4. Step 4: Simplify right side
    133,218.60x = 8,887,173,334.32
  5. Step 5: Solve for x
    x = 8,887,173,334.32/133,218.60
  6. Step 6: Final answer
    x = 66,711.20

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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.