Home / 249,578.30-374,293.53-72,086.85

Finding the Fourth Proportional to 249,578.30, 374,293.53 and 72,086.85

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Solution

The fourth proportional to 249,578.30, 374,293.53 and 72,086.85 is: 108,108.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,578.30 : 374,293.53 = 72,086.85 : x
  2. Step 2: Convert to fraction form
    249,578.30/374,293.53 = 72,086.85/x
  3. Step 3: Cross multiply
    249,578.30x = 374,293.53 × 72,086.85
  4. Step 4: Simplify right side
    249,578.30x = 26,981,641,553.08
  5. Step 5: Solve for x
    x = 26,981,641,553.08/249,578.30
  6. Step 6: Final answer
    x = 108,108.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.