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Finding the Fourth Proportional to 180,593.97, 249,221.51 and 108,960.15

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Solution

The fourth proportional to 180,593.97, 249,221.51 and 108,960.15 is: 150,366.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,593.97 : 249,221.51 = 108,960.15 : x
  2. Step 2: Convert to fraction form
    180,593.97/249,221.51 = 108,960.15/x
  3. Step 3: Cross multiply
    180,593.97x = 249,221.51 × 108,960.15
  4. Step 4: Simplify right side
    180,593.97x = 27,155,213,112.83
  5. Step 5: Solve for x
    x = 27,155,213,112.83/180,593.97
  6. Step 6: Final answer
    x = 150,366.11

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1.5x scale

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.