Home / 249,082.31-343,741.17-141,667.80

Finding the Fourth Proportional to 249,082.31, 343,741.17 and 141,667.80

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Solution

The fourth proportional to 249,082.31, 343,741.17 and 141,667.80 is: 195,505.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,082.31 : 343,741.17 = 141,667.80 : x
  2. Step 2: Convert to fraction form
    249,082.31/343,741.17 = 141,667.80/x
  3. Step 3: Cross multiply
    249,082.31x = 343,741.17 × 141,667.80
  4. Step 4: Simplify right side
    249,082.31x = 48,697,055,323.33
  5. Step 5: Solve for x
    x = 48,697,055,323.33/249,082.31
  6. Step 6: Final answer
    x = 195,505.88

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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.