Home / 249,609.90-344,523.57-142,243.62

Finding the Fourth Proportional to 249,609.90, 344,523.57 and 142,243.62

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Solution

The fourth proportional to 249,609.90, 344,523.57 and 142,243.62 is: 196,331.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,609.90 : 344,523.57 = 142,243.62 : x
  2. Step 2: Convert to fraction form
    249,609.90/344,523.57 = 142,243.62/x
  3. Step 3: Cross multiply
    249,609.90x = 344,523.57 × 142,243.62
  4. Step 4: Simplify right side
    249,609.90x = 49,006,279,772.12
  5. Step 5: Solve for x
    x = 49,006,279,772.12/249,609.90
  6. Step 6: Final answer
    x = 196,331.47

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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.