Home / 185,065.14-255,343.95-108,591.42

Finding the Fourth Proportional to 185,065.14, 255,343.95 and 108,591.42

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Solution

The fourth proportional to 185,065.14, 255,343.95 and 108,591.42 is: 149,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,065.14 : 255,343.95 = 108,591.42 : x
  2. Step 2: Convert to fraction form
    185,065.14/255,343.95 = 108,591.42/x
  3. Step 3: Cross multiply
    185,065.14x = 255,343.95 × 108,591.42
  4. Step 4: Simplify right side
    185,065.14x = 27,728,162,118.91
  5. Step 5: Solve for x
    x = 27,728,162,118.91/185,065.14
  6. Step 6: Final answer
    x = 149,829.20

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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.