Home / 249,211.31-343,919.39-141,796.80

Finding the Fourth Proportional to 249,211.31, 343,919.39 and 141,796.80

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Solution

The fourth proportional to 249,211.31, 343,919.39 and 141,796.80 is: 195,684.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,211.31 : 343,919.39 = 141,796.80 : x
  2. Step 2: Convert to fraction form
    249,211.31/343,919.39 = 141,796.80/x
  3. Step 3: Cross multiply
    249,211.31x = 343,919.39 × 141,796.80
  4. Step 4: Simplify right side
    249,211.31x = 48,766,668,250.97
  5. Step 5: Solve for x
    x = 48,766,668,250.97/249,211.31
  6. Step 6: Final answer
    x = 195,684.01

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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.