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Finding the Fourth Proportional to 265,348.65, 366,175.88 and 144,491.37

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Solution

The fourth proportional to 265,348.65, 366,175.88 and 144,491.37 is: 199,395.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,348.65 : 366,175.88 = 144,491.37 : x
  2. Step 2: Convert to fraction form
    265,348.65/366,175.88 = 144,491.37/x
  3. Step 3: Cross multiply
    265,348.65x = 366,175.88 × 144,491.37
  4. Step 4: Simplify right side
    265,348.65x = 52,909,253,839.70
  5. Step 5: Solve for x
    x = 52,909,253,839.70/265,348.65
  6. Step 6: Final answer
    x = 199,395.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.