Home / 124,279.40-186,404.70-35,546.60

Finding the Fourth Proportional to 124,279.40, 186,404.70 and 35,546.60

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Solution

The fourth proportional to 124,279.40, 186,404.70 and 35,546.60 is: 53,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,279.40 : 186,404.70 = 35,546.60 : x
  2. Step 2: Convert to fraction form
    124,279.40/186,404.70 = 35,546.60/x
  3. Step 3: Cross multiply
    124,279.40x = 186,404.70 × 35,546.60
  4. Step 4: Simplify right side
    124,279.40x = 6,626,053,309.02
  5. Step 5: Solve for x
    x = 6,626,053,309.02/124,279.40
  6. Step 6: Final answer
    x = 53,315.78

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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.