Home / 198,263.39-273,829.05-134,490.47

Finding the Fourth Proportional to 198,263.39, 273,829.05 and 134,490.47

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Solution

The fourth proportional to 198,263.39, 273,829.05 and 134,490.47 is: 185,749.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,263.39 : 273,829.05 = 134,490.47 : x
  2. Step 2: Convert to fraction form
    198,263.39/273,829.05 = 134,490.47/x
  3. Step 3: Cross multiply
    198,263.39x = 273,829.05 × 134,490.47
  4. Step 4: Simplify right side
    198,263.39x = 36,827,396,265.01
  5. Step 5: Solve for x
    x = 36,827,396,265.01/198,263.39
  6. Step 6: Final answer
    x = 185,749.86

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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.