Home / 249,219.80-343,918.92-141,787.53

Finding the Fourth Proportional to 249,219.80, 343,918.92 and 141,787.53

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Solution

The fourth proportional to 249,219.80, 343,918.92 and 141,787.53 is: 195,664.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,219.80 : 343,918.92 = 141,787.53 : x
  2. Step 2: Convert to fraction form
    249,219.80/343,918.92 = 141,787.53/x
  3. Step 3: Cross multiply
    249,219.80x = 343,918.92 × 141,787.53
  4. Step 4: Simplify right side
    249,219.80x = 48,763,414,187.07
  5. Step 5: Solve for x
    x = 48,763,414,187.07/249,219.80
  6. Step 6: Final answer
    x = 195,664.28

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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.