Home / 249,716.90-344,610.65-136,539.65

Finding the Fourth Proportional to 249,716.90, 344,610.65 and 136,539.65

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Solution

The fourth proportional to 249,716.90, 344,610.65 and 136,539.65 is: 188,425.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,716.90 : 344,610.65 = 136,539.65 : x
  2. Step 2: Convert to fraction form
    249,716.90/344,610.65 = 136,539.65/x
  3. Step 3: Cross multiply
    249,716.90x = 344,610.65 × 136,539.65
  4. Step 4: Simplify right side
    249,716.90x = 47,053,017,537.27
  5. Step 5: Solve for x
    x = 47,053,017,537.27/249,716.90
  6. Step 6: Final answer
    x = 188,425.44

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1.5x scale

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.