Home / 249,827.45-344,753.28-142,432.07

Finding the Fourth Proportional to 249,827.45, 344,753.28 and 142,432.07

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Solution

The fourth proportional to 249,827.45, 344,753.28 and 142,432.07 is: 196,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,827.45 : 344,753.28 = 142,432.07 : x
  2. Step 2: Convert to fraction form
    249,827.45/344,753.28 = 142,432.07/x
  3. Step 3: Cross multiply
    249,827.45x = 344,753.28 × 142,432.07
  4. Step 4: Simplify right side
    249,827.45x = 49,103,921,585.92
  5. Step 5: Solve for x
    x = 49,103,921,585.92/249,827.45
  6. Step 6: Final answer
    x = 196,551.35

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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.