Home / 61,512.30-92,195.55-31,914.90

Finding the Fourth Proportional to 61,512.30, 92,195.55 and 31,914.90

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Solution

The fourth proportional to 61,512.30, 92,195.55 and 31,914.90 is: 47,834.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,512.30 : 92,195.55 = 31,914.90 : x
  2. Step 2: Convert to fraction form
    61,512.30/92,195.55 = 31,914.90/x
  3. Step 3: Cross multiply
    61,512.30x = 92,195.55 × 31,914.90
  4. Step 4: Simplify right side
    61,512.30x = 2,942,411,758.70
  5. Step 5: Solve for x
    x = 2,942,411,758.70/61,512.30
  6. Step 6: Final answer
    x = 47,834.53

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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.