Home / 61,422.06-92,129.34-36,135.57

Finding the Fourth Proportional to 61,422.06, 92,129.34 and 36,135.57

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Solution

The fourth proportional to 61,422.06, 92,129.34 and 36,135.57 is: 54,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,422.06 : 92,129.34 = 36,135.57 : x
  2. Step 2: Convert to fraction form
    61,422.06/92,129.34 = 36,135.57/x
  3. Step 3: Cross multiply
    61,422.06x = 92,129.34 × 36,135.57
  4. Step 4: Simplify right side
    61,422.06x = 3,329,146,214.62
  5. Step 5: Solve for x
    x = 3,329,146,214.62/61,422.06
  6. Step 6: Final answer
    x = 54,201.15

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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.