Home / 249,200.20-343,884.18-136,016.20

Finding the Fourth Proportional to 249,200.20, 343,884.18 and 136,016.20

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Solution

The fourth proportional to 249,200.20, 343,884.18 and 136,016.20 is: 187,695.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,200.20 : 343,884.18 = 136,016.20 : x
  2. Step 2: Convert to fraction form
    249,200.20/343,884.18 = 136,016.20/x
  3. Step 3: Cross multiply
    249,200.20x = 343,884.18 × 136,016.20
  4. Step 4: Simplify right side
    249,200.20x = 46,773,819,403.72
  5. Step 5: Solve for x
    x = 46,773,819,403.72/249,200.20
  6. Step 6: Final answer
    x = 187,695.75

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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.