Home / 92,407.23-138,672.36-50,297.91

Finding the Fourth Proportional to 92,407.23, 138,672.36 and 50,297.91

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Solution

The fourth proportional to 92,407.23, 138,672.36 and 50,297.91 is: 75,480.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,407.23 : 138,672.36 = 50,297.91 : x
  2. Step 2: Convert to fraction form
    92,407.23/138,672.36 = 50,297.91/x
  3. Step 3: Cross multiply
    92,407.23x = 138,672.36 × 50,297.91
  4. Step 4: Simplify right side
    92,407.23x = 6,974,929,882.77
  5. Step 5: Solve for x
    x = 6,974,929,882.77/92,407.23
  6. Step 6: Final answer
    x = 75,480.35

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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.