Home / 84,449.23-116,489.17-55,769.15

Finding the Fourth Proportional to 84,449.23, 116,489.17 and 55,769.15

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Solution

The fourth proportional to 84,449.23, 116,489.17 and 55,769.15 is: 76,927.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,449.23 : 116,489.17 = 55,769.15 : x
  2. Step 2: Convert to fraction form
    84,449.23/116,489.17 = 55,769.15/x
  3. Step 3: Cross multiply
    84,449.23x = 116,489.17 × 55,769.15
  4. Step 4: Simplify right side
    84,449.23x = 6,496,502,356.04
  5. Step 5: Solve for x
    x = 6,496,502,356.04/84,449.23
  6. Step 6: Final answer
    x = 76,927.91

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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.