Home / 105,966.59-158,918.19-34,876.11

Finding the Fourth Proportional to 105,966.59, 158,918.19 and 34,876.11

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Solution

The fourth proportional to 105,966.59, 158,918.19 and 34,876.11 is: 52,303.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,966.59 : 158,918.19 = 34,876.11 : x
  2. Step 2: Convert to fraction form
    105,966.59/158,918.19 = 34,876.11/x
  3. Step 3: Cross multiply
    105,966.59x = 158,918.19 × 34,876.11
  4. Step 4: Simplify right side
    105,966.59x = 5,542,448,275.44
  5. Step 5: Solve for x
    x = 5,542,448,275.44/105,966.59
  6. Step 6: Final answer
    x = 52,303.73

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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.