Home / 249,074.97-343,721.71-141,644.98

Finding the Fourth Proportional to 249,074.97, 343,721.71 and 141,644.98

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Solution

The fourth proportional to 249,074.97, 343,721.71 and 141,644.98 is: 195,469.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,074.97 : 343,721.71 = 141,644.98 : x
  2. Step 2: Convert to fraction form
    249,074.97/343,721.71 = 141,644.98/x
  3. Step 3: Cross multiply
    249,074.97x = 343,721.71 × 141,644.98
  4. Step 4: Simplify right side
    249,074.97x = 48,686,454,738.52
  5. Step 5: Solve for x
    x = 48,686,454,738.52/249,074.97
  6. Step 6: Final answer
    x = 195,469.08

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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.