Home / 56,747.55-78,227.60-36,326.63

Finding the Fourth Proportional to 56,747.55, 78,227.60 and 36,326.63

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Solution

The fourth proportional to 56,747.55, 78,227.60 and 36,326.63 is: 50,076.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,747.55 : 78,227.60 = 36,326.63 : x
  2. Step 2: Convert to fraction form
    56,747.55/78,227.60 = 36,326.63/x
  3. Step 3: Cross multiply
    56,747.55x = 78,227.60 × 36,326.63
  4. Step 4: Simplify right side
    56,747.55x = 2,841,744,508.22
  5. Step 5: Solve for x
    x = 2,841,744,508.22/56,747.55
  6. Step 6: Final answer
    x = 50,076.96

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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.