Home / 139,591.74-209,308.05-95,272.14

Finding the Fourth Proportional to 139,591.74, 209,308.05 and 95,272.14

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Solution

The fourth proportional to 139,591.74, 209,308.05 and 95,272.14 is: 142,853.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,591.74 : 209,308.05 = 95,272.14 : x
  2. Step 2: Convert to fraction form
    139,591.74/209,308.05 = 95,272.14/x
  3. Step 3: Cross multiply
    139,591.74x = 209,308.05 × 95,272.14
  4. Step 4: Simplify right side
    139,591.74x = 19,941,225,842.73
  5. Step 5: Solve for x
    x = 19,941,225,842.73/139,591.74
  6. Step 6: Final answer
    x = 142,853.91

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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.