Home / 92,013.30-138,019.92-29,683.80

Finding the Fourth Proportional to 92,013.30, 138,019.92 and 29,683.80

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Solution

The fourth proportional to 92,013.30, 138,019.92 and 29,683.80 is: 44,525.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,013.30 : 138,019.92 = 29,683.80 : x
  2. Step 2: Convert to fraction form
    92,013.30/138,019.92 = 29,683.80/x
  3. Step 3: Cross multiply
    92,013.30x = 138,019.92 × 29,683.80
  4. Step 4: Simplify right side
    92,013.30x = 4,096,955,701.30
  5. Step 5: Solve for x
    x = 4,096,955,701.30/92,013.30
  6. Step 6: Final answer
    x = 44,525.69

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1.5x scale

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.