Home / 249,247.14-343,959.30-136,069.89

Finding the Fourth Proportional to 249,247.14, 343,959.30 and 136,069.89

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Solution

The fourth proportional to 249,247.14, 343,959.30 and 136,069.89 is: 187,775.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,247.14 : 343,959.30 = 136,069.89 : x
  2. Step 2: Convert to fraction form
    249,247.14/343,959.30 = 136,069.89/x
  3. Step 3: Cross multiply
    249,247.14x = 343,959.30 × 136,069.89
  4. Step 4: Simplify right side
    249,247.14x = 46,802,504,115.48
  5. Step 5: Solve for x
    x = 46,802,504,115.48/249,247.14
  6. Step 6: Final answer
    x = 187,775.49

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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.