Home / 105,348.33-158,084.82-38,835.18

Finding the Fourth Proportional to 105,348.33, 158,084.82 and 38,835.18

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Solution

The fourth proportional to 105,348.33, 158,084.82 and 38,835.18 is: 58,275.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,348.33 : 158,084.82 = 38,835.18 : x
  2. Step 2: Convert to fraction form
    105,348.33/158,084.82 = 38,835.18/x
  3. Step 3: Cross multiply
    105,348.33x = 158,084.82 × 38,835.18
  4. Step 4: Simplify right side
    105,348.33x = 6,139,252,439.97
  5. Step 5: Solve for x
    x = 6,139,252,439.97/105,348.33
  6. Step 6: Final answer
    x = 58,275.75

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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.