Home / 249,084.30-343,743.94-141,669.80

Finding the Fourth Proportional to 249,084.30, 343,743.94 and 141,669.80

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Solution

The fourth proportional to 249,084.30, 343,743.94 and 141,669.80 is: 195,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,084.30 : 343,743.94 = 141,669.80 : x
  2. Step 2: Convert to fraction form
    249,084.30/343,743.94 = 141,669.80/x
  3. Step 3: Cross multiply
    249,084.30x = 343,743.94 × 141,669.80
  4. Step 4: Simplify right side
    249,084.30x = 48,698,135,231.01
  5. Step 5: Solve for x
    x = 48,698,135,231.01/249,084.30
  6. Step 6: Final answer
    x = 195,508.65

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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.