Home / 113,270.95-156,317.92-62,287.55

Finding the Fourth Proportional to 113,270.95, 156,317.92 and 62,287.55

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Solution

The fourth proportional to 113,270.95, 156,317.92 and 62,287.55 is: 85,959.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,270.95 : 156,317.92 = 62,287.55 : x
  2. Step 2: Convert to fraction form
    113,270.95/156,317.92 = 62,287.55/x
  3. Step 3: Cross multiply
    113,270.95x = 156,317.92 × 62,287.55
  4. Step 4: Simplify right side
    113,270.95x = 9,736,659,320.59
  5. Step 5: Solve for x
    x = 9,736,659,320.59/113,270.95
  6. Step 6: Final answer
    x = 85,959.02

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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.