Home / 133,047.32-199,604.10-39,550.52

Finding the Fourth Proportional to 133,047.32, 199,604.10 and 39,550.52

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Solution

The fourth proportional to 133,047.32, 199,604.10 and 39,550.52 is: 59,335.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,047.32 : 199,604.10 = 39,550.52 : x
  2. Step 2: Convert to fraction form
    133,047.32/199,604.10 = 39,550.52/x
  3. Step 3: Cross multiply
    133,047.32x = 199,604.10 × 39,550.52
  4. Step 4: Simplify right side
    133,047.32x = 7,894,445,949.13
  5. Step 5: Solve for x
    x = 7,894,445,949.13/133,047.32
  6. Step 6: Final answer
    x = 59,335.63

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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.