Home / 72,861.18-100,537.29-41,029.26

Finding the Fourth Proportional to 72,861.18, 100,537.29 and 41,029.26

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Solution

The fourth proportional to 72,861.18, 100,537.29 and 41,029.26 is: 56,614.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,861.18 : 100,537.29 = 41,029.26 : x
  2. Step 2: Convert to fraction form
    72,861.18/100,537.29 = 41,029.26/x
  3. Step 3: Cross multiply
    72,861.18x = 100,537.29 × 41,029.26
  4. Step 4: Simplify right side
    72,861.18x = 4,124,970,611.11
  5. Step 5: Solve for x
    x = 4,124,970,611.11/72,861.18
  6. Step 6: Final answer
    x = 56,614.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.