Home / 136,708.40-205,251.42-94,484.36

Finding the Fourth Proportional to 136,708.40, 205,251.42 and 94,484.36

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Solution

The fourth proportional to 136,708.40, 205,251.42 and 94,484.36 is: 141,857.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,708.40 : 205,251.42 = 94,484.36 : x
  2. Step 2: Convert to fraction form
    136,708.40/205,251.42 = 94,484.36/x
  3. Step 3: Cross multiply
    136,708.40x = 205,251.42 × 94,484.36
  4. Step 4: Simplify right side
    136,708.40x = 19,393,049,057.79
  5. Step 5: Solve for x
    x = 19,393,049,057.79/136,708.40
  6. Step 6: Final answer
    x = 141,857.04

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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.