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Finding the Fourth Proportional to 180,594.97, 249,222.89 and 108,961.15

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Solution

The fourth proportional to 180,594.97, 249,222.89 and 108,961.15 is: 150,367.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,594.97 : 249,222.89 = 108,961.15 : x
  2. Step 2: Convert to fraction form
    180,594.97/249,222.89 = 108,961.15/x
  3. Step 3: Cross multiply
    180,594.97x = 249,222.89 × 108,961.15
  4. Step 4: Simplify right side
    180,594.97x = 27,155,612,700.72
  5. Step 5: Solve for x
    x = 27,155,612,700.72/180,594.97
  6. Step 6: Final answer
    x = 150,367.49

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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.