Home / 249,227.22-343,921.50-141,787.20

Finding the Fourth Proportional to 249,227.22, 343,921.50 and 141,787.20

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Solution

The fourth proportional to 249,227.22, 343,921.50 and 141,787.20 is: 195,659.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,227.22 : 343,921.50 = 141,787.20 : x
  2. Step 2: Convert to fraction form
    249,227.22/343,921.50 = 141,787.20/x
  3. Step 3: Cross multiply
    249,227.22x = 343,921.50 × 141,787.20
  4. Step 4: Simplify right side
    249,227.22x = 48,763,666,504.80
  5. Step 5: Solve for x
    x = 48,763,666,504.80/249,227.22
  6. Step 6: Final answer
    x = 195,659.47

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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.