Home / 63,921.13-88,211.24-38,427.77

Finding the Fourth Proportional to 63,921.13, 88,211.24 and 38,427.77

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Solution

The fourth proportional to 63,921.13, 88,211.24 and 38,427.77 is: 53,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,921.13 : 88,211.24 = 38,427.77 : x
  2. Step 2: Convert to fraction form
    63,921.13/88,211.24 = 38,427.77/x
  3. Step 3: Cross multiply
    63,921.13x = 88,211.24 × 38,427.77
  4. Step 4: Simplify right side
    63,921.13x = 3,389,761,242.13
  5. Step 5: Solve for x
    x = 3,389,761,242.13/63,921.13
  6. Step 6: Final answer
    x = 53,030.37

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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.