Home / 249,656.70-344,523.66-142,229.04

Finding the Fourth Proportional to 249,656.70, 344,523.66 and 142,229.04

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Solution

The fourth proportional to 249,656.70, 344,523.66 and 142,229.04 is: 196,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,656.70 : 344,523.66 = 142,229.04 : x
  2. Step 2: Convert to fraction form
    249,656.70/344,523.66 = 142,229.04/x
  3. Step 3: Cross multiply
    249,656.70x = 344,523.66 × 142,229.04
  4. Step 4: Simplify right side
    249,656.70x = 49,001,269,512.78
  5. Step 5: Solve for x
    x = 49,001,269,512.78/249,656.70
  6. Step 6: Final answer
    x = 196,274.60

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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.