Home / 83,937.24-126,029.94-56,031.16

Finding the Fourth Proportional to 83,937.24, 126,029.94 and 56,031.16

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Solution

The fourth proportional to 83,937.24, 126,029.94 and 56,031.16 is: 84,129.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,937.24 : 126,029.94 = 56,031.16 : x
  2. Step 2: Convert to fraction form
    83,937.24/126,029.94 = 56,031.16/x
  3. Step 3: Cross multiply
    83,937.24x = 126,029.94 × 56,031.16
  4. Step 4: Simplify right side
    83,937.24x = 7,061,603,732.93
  5. Step 5: Solve for x
    x = 7,061,603,732.93/83,937.24
  6. Step 6: Final answer
    x = 84,129.57

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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.