Home / 249,724.48-344,625.28-136,557.76

Finding the Fourth Proportional to 249,724.48, 344,625.28 and 136,557.76

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Solution

The fourth proportional to 249,724.48, 344,625.28 and 136,557.76 is: 188,452.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,724.48 : 344,625.28 = 136,557.76 : x
  2. Step 2: Convert to fraction form
    249,724.48/344,625.28 = 136,557.76/x
  3. Step 3: Cross multiply
    249,724.48x = 344,625.28 × 136,557.76
  4. Step 4: Simplify right side
    249,724.48x = 47,061,256,276.17
  5. Step 5: Solve for x
    x = 47,061,256,276.17/249,724.48
  6. Step 6: Final answer
    x = 188,452.72

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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.