Home / 56,143.72-84,332.20-44,538.04

Finding the Fourth Proportional to 56,143.72, 84,332.20 and 44,538.04

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Solution

The fourth proportional to 56,143.72, 84,332.20 and 44,538.04 is: 66,899.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,143.72 : 84,332.20 = 44,538.04 : x
  2. Step 2: Convert to fraction form
    56,143.72/84,332.20 = 44,538.04/x
  3. Step 3: Cross multiply
    56,143.72x = 84,332.20 × 44,538.04
  4. Step 4: Simplify right side
    56,143.72x = 3,755,990,896.89
  5. Step 5: Solve for x
    x = 3,755,990,896.89/56,143.72
  6. Step 6: Final answer
    x = 66,899.57

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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.