Home / 113,610.26-156,791.18-62,632.05

Finding the Fourth Proportional to 113,610.26, 156,791.18 and 62,632.05

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Solution

The fourth proportional to 113,610.26, 156,791.18 and 62,632.05 is: 86,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,610.26 : 156,791.18 = 62,632.05 : x
  2. Step 2: Convert to fraction form
    113,610.26/156,791.18 = 62,632.05/x
  3. Step 3: Cross multiply
    113,610.26x = 156,791.18 × 62,632.05
  4. Step 4: Simplify right side
    113,610.26x = 9,820,152,711.63
  5. Step 5: Solve for x
    x = 9,820,152,711.63/113,610.26
  6. Step 6: Final answer
    x = 86,437.20

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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.