Home / 249,279.12-343,993.23-141,839.10

Finding the Fourth Proportional to 249,279.12, 343,993.23 and 141,839.10

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Solution

The fourth proportional to 249,279.12, 343,993.23 and 141,839.10 is: 195,731.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,279.12 : 343,993.23 = 141,839.10 : x
  2. Step 2: Convert to fraction form
    249,279.12/343,993.23 = 141,839.10/x
  3. Step 3: Cross multiply
    249,279.12x = 343,993.23 × 141,839.10
  4. Step 4: Simplify right side
    249,279.12x = 48,791,690,149.29
  5. Step 5: Solve for x
    x = 48,791,690,149.29/249,279.12
  6. Step 6: Final answer
    x = 195,731.16

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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.