Home / 177,139.29-265,640.25-58,778.85

Finding the Fourth Proportional to 177,139.29, 265,640.25 and 58,778.85

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Solution

The fourth proportional to 177,139.29, 265,640.25 and 58,778.85 is: 88,145.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,139.29 : 265,640.25 = 58,778.85 : x
  2. Step 2: Convert to fraction form
    177,139.29/265,640.25 = 58,778.85/x
  3. Step 3: Cross multiply
    177,139.29x = 265,640.25 × 58,778.85
  4. Step 4: Simplify right side
    177,139.29x = 15,614,028,408.71
  5. Step 5: Solve for x
    x = 15,614,028,408.71/177,139.29
  6. Step 6: Final answer
    x = 88,145.48

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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.