Home / 249,690.24-344,572.48-136,512.96

Finding the Fourth Proportional to 249,690.24, 344,572.48 and 136,512.96

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Solution

The fourth proportional to 249,690.24, 344,572.48 and 136,512.96 is: 188,387.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,690.24 : 344,572.48 = 136,512.96 : x
  2. Step 2: Convert to fraction form
    249,690.24/344,572.48 = 136,512.96/x
  3. Step 3: Cross multiply
    249,690.24x = 344,572.48 × 136,512.96
  4. Step 4: Simplify right side
    249,690.24x = 47,038,609,179.34
  5. Step 5: Solve for x
    x = 47,038,609,179.34/249,690.24
  6. Step 6: Final answer
    x = 188,387.86

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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.