Home / 153,321.17-229,965.57-41,012.72

Finding the Fourth Proportional to 153,321.17, 229,965.57 and 41,012.72

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Solution

The fourth proportional to 153,321.17, 229,965.57 and 41,012.72 is: 61,514.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,321.17 : 229,965.57 = 41,012.72 : x
  2. Step 2: Convert to fraction form
    153,321.17/229,965.57 = 41,012.72/x
  3. Step 3: Cross multiply
    153,321.17x = 229,965.57 × 41,012.72
  4. Step 4: Simplify right side
    153,321.17x = 9,431,513,244.59
  5. Step 5: Solve for x
    x = 9,431,513,244.59/153,321.17
  6. Step 6: Final answer
    x = 61,514.75

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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.