Home / 249,194.88-343,892.52-136,015.20

Finding the Fourth Proportional to 249,194.88, 343,892.52 and 136,015.20

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Solution

The fourth proportional to 249,194.88, 343,892.52 and 136,015.20 is: 187,702.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,194.88 : 343,892.52 = 136,015.20 : x
  2. Step 2: Convert to fraction form
    249,194.88/343,892.52 = 136,015.20/x
  3. Step 3: Cross multiply
    249,194.88x = 343,892.52 × 136,015.20
  4. Step 4: Simplify right side
    249,194.88x = 46,774,609,886.30
  5. Step 5: Solve for x
    x = 46,774,609,886.30/249,194.88
  6. Step 6: Final answer
    x = 187,702.93

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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.