Home / 249,423.60-344,191.68-136,224.48

Finding the Fourth Proportional to 249,423.60, 344,191.68 and 136,224.48

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Solution

The fourth proportional to 249,423.60, 344,191.68 and 136,224.48 is: 187,982.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,423.60 : 344,191.68 = 136,224.48 : x
  2. Step 2: Convert to fraction form
    249,423.60/344,191.68 = 136,224.48/x
  3. Step 3: Cross multiply
    249,423.60x = 344,191.68 × 136,224.48
  4. Step 4: Simplify right side
    249,423.60x = 46,887,332,628.33
  5. Step 5: Solve for x
    x = 46,887,332,628.33/249,423.60
  6. Step 6: Final answer
    x = 187,982.74

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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.