Home / 92,862.53-139,157.22-54,872.74

Finding the Fourth Proportional to 92,862.53, 139,157.22 and 54,872.74

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Solution

The fourth proportional to 92,862.53, 139,157.22 and 54,872.74 is: 82,228.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,862.53 : 139,157.22 = 54,872.74 : x
  2. Step 2: Convert to fraction form
    92,862.53/139,157.22 = 54,872.74/x
  3. Step 3: Cross multiply
    92,862.53x = 139,157.22 × 54,872.74
  4. Step 4: Simplify right side
    92,862.53x = 7,635,937,868.91
  5. Step 5: Solve for x
    x = 7,635,937,868.91/92,862.53
  6. Step 6: Final answer
    x = 82,228.41

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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.