Home / 91,764.84-137,634.30-29,427.24

Finding the Fourth Proportional to 91,764.84, 137,634.30 and 29,427.24

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Solution

The fourth proportional to 91,764.84, 137,634.30 and 29,427.24 is: 44,136.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,764.84 : 137,634.30 = 29,427.24 : x
  2. Step 2: Convert to fraction form
    91,764.84/137,634.30 = 29,427.24/x
  3. Step 3: Cross multiply
    91,764.84x = 137,634.30 × 29,427.24
  4. Step 4: Simplify right side
    91,764.84x = 4,050,197,578.33
  5. Step 5: Solve for x
    x = 4,050,197,578.33/91,764.84
  6. Step 6: Final answer
    x = 44,136.70

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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.