Home / 61,375.53-91,865.30-31,752.57

Finding the Fourth Proportional to 61,375.53, 91,865.30 and 31,752.57

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Solution

The fourth proportional to 61,375.53, 91,865.30 and 31,752.57 is: 47,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,375.53 : 91,865.30 = 31,752.57 : x
  2. Step 2: Convert to fraction form
    61,375.53/91,865.30 = 31,752.57/x
  3. Step 3: Cross multiply
    61,375.53x = 91,865.30 × 31,752.57
  4. Step 4: Simplify right side
    61,375.53x = 2,916,959,210.06
  5. Step 5: Solve for x
    x = 2,916,959,210.06/61,375.53
  6. Step 6: Final answer
    x = 47,526.42

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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.