Home / 67,672.15-101,543.22-49,105.26

Finding the Fourth Proportional to 67,672.15, 101,543.22 and 49,105.26

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Solution

The fourth proportional to 67,672.15, 101,543.22 and 49,105.26 is: 73,683.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,672.15 : 101,543.22 = 49,105.26 : x
  2. Step 2: Convert to fraction form
    67,672.15/101,543.22 = 49,105.26/x
  3. Step 3: Cross multiply
    67,672.15x = 101,543.22 × 49,105.26
  4. Step 4: Simplify right side
    67,672.15x = 4,986,306,219.34
  5. Step 5: Solve for x
    x = 4,986,306,219.34/67,672.15
  6. Step 6: Final answer
    x = 73,683.28

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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.