Home / 249,581.25-344,422.11-136,404

Finding the Fourth Proportional to 249,581.25, 344,422.11 and 136,404

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Solution

The fourth proportional to 249,581.25, 344,422.11 and 136,404 is: 188,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,581.25 : 344,422.11 = 136,404 : x
  2. Step 2: Convert to fraction form
    249,581.25/344,422.11 = 136,404/x
  3. Step 3: Cross multiply
    249,581.25x = 344,422.11 × 136,404
  4. Step 4: Simplify right side
    249,581.25x = 46,980,553,492.44
  5. Step 5: Solve for x
    x = 46,980,553,492.44/249,581.25
  6. Step 6: Final answer
    x = 188,237.51

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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.