Home / 84,126.18-116,092.62-45,886.02

Finding the Fourth Proportional to 84,126.18, 116,092.62 and 45,886.02

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Solution

The fourth proportional to 84,126.18, 116,092.62 and 45,886.02 is: 63,321.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,126.18 : 116,092.62 = 45,886.02 : x
  2. Step 2: Convert to fraction form
    84,126.18/116,092.62 = 45,886.02/x
  3. Step 3: Cross multiply
    84,126.18x = 116,092.62 × 45,886.02
  4. Step 4: Simplify right side
    84,126.18x = 5,327,028,283.17
  5. Step 5: Solve for x
    x = 5,327,028,283.17/84,126.18
  6. Step 6: Final answer
    x = 63,321.88

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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.