Home / 71,765.12-107,577.38-26,753.56

Finding the Fourth Proportional to 71,765.12, 107,577.38 and 26,753.56

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Solution

The fourth proportional to 71,765.12, 107,577.38 and 26,753.56 is: 40,104.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,765.12 : 107,577.38 = 26,753.56 : x
  2. Step 2: Convert to fraction form
    71,765.12/107,577.38 = 26,753.56/x
  3. Step 3: Cross multiply
    71,765.12x = 107,577.38 × 26,753.56
  4. Step 4: Simplify right side
    71,765.12x = 2,878,077,688.41
  5. Step 5: Solve for x
    x = 2,878,077,688.41/71,765.12
  6. Step 6: Final answer
    x = 40,104.13

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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.