Home / 61,517.40-92,276.10-51,675.90

Finding the Fourth Proportional to 61,517.40, 92,276.10 and 51,675.90

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Solution

The fourth proportional to 61,517.40, 92,276.10 and 51,675.90 is: 77,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,517.40 : 92,276.10 = 51,675.90 : x
  2. Step 2: Convert to fraction form
    61,517.40/92,276.10 = 51,675.90/x
  3. Step 3: Cross multiply
    61,517.40x = 92,276.10 × 51,675.90
  4. Step 4: Simplify right side
    61,517.40x = 4,768,450,515.99
  5. Step 5: Solve for x
    x = 4,768,450,515.99/61,517.40
  6. Step 6: Final answer
    x = 77,513.85

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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.