Home / 85,091.27-117,462.26-60,577.88

Finding the Fourth Proportional to 85,091.27, 117,462.26 and 60,577.88

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Solution

The fourth proportional to 85,091.27, 117,462.26 and 60,577.88 is: 83,623.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,091.27 : 117,462.26 = 60,577.88 : x
  2. Step 2: Convert to fraction form
    85,091.27/117,462.26 = 60,577.88/x
  3. Step 3: Cross multiply
    85,091.27x = 117,462.26 × 60,577.88
  4. Step 4: Simplify right side
    85,091.27x = 7,115,614,690.81
  5. Step 5: Solve for x
    x = 7,115,614,690.81/85,091.27
  6. Step 6: Final answer
    x = 83,623.32

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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.