Home / 249,100.12-343,766.46-135,929.08

Finding the Fourth Proportional to 249,100.12, 343,766.46 and 135,929.08

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Solution

The fourth proportional to 249,100.12, 343,766.46 and 135,929.08 is: 187,586.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,100.12 : 343,766.46 = 135,929.08 : x
  2. Step 2: Convert to fraction form
    249,100.12/343,766.46 = 135,929.08/x
  3. Step 3: Cross multiply
    249,100.12x = 343,766.46 × 135,929.08
  4. Step 4: Simplify right side
    249,100.12x = 46,727,858,642.66
  5. Step 5: Solve for x
    x = 46,727,858,642.66/249,100.12
  6. Step 6: Final answer
    x = 187,586.66

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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.