Home / 249,227.20-343,887.50-141,790.96

Finding the Fourth Proportional to 249,227.20, 343,887.50 and 141,790.96

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Solution

The fourth proportional to 249,227.20, 343,887.50 and 141,790.96 is: 195,645.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,227.20 : 343,887.50 = 141,790.96 : x
  2. Step 2: Convert to fraction form
    249,227.20/343,887.50 = 141,790.96/x
  3. Step 3: Cross multiply
    249,227.20x = 343,887.50 × 141,790.96
  4. Step 4: Simplify right side
    249,227.20x = 48,760,138,757
  5. Step 5: Solve for x
    x = 48,760,138,757/249,227.20
  6. Step 6: Final answer
    x = 195,645.33

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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.