Home / 113,307.20-169,971.91-41,279.70

Finding the Fourth Proportional to 113,307.20, 169,971.91 and 41,279.70

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Solution

The fourth proportional to 113,307.20, 169,971.91 and 41,279.70 is: 61,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,307.20 : 169,971.91 = 41,279.70 : x
  2. Step 2: Convert to fraction form
    113,307.20/169,971.91 = 41,279.70/x
  3. Step 3: Cross multiply
    113,307.20x = 169,971.91 × 41,279.70
  4. Step 4: Simplify right side
    113,307.20x = 7,016,389,453.23
  5. Step 5: Solve for x
    x = 7,016,389,453.23/113,307.20
  6. Step 6: Final answer
    x = 61,923.60

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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.