Home / 253,731.86-350,149.98-140,554.62

Finding the Fourth Proportional to 253,731.86, 350,149.98 and 140,554.62

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Solution

The fourth proportional to 253,731.86, 350,149.98 and 140,554.62 is: 193,965.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,731.86 : 350,149.98 = 140,554.62 : x
  2. Step 2: Convert to fraction form
    253,731.86/350,149.98 = 140,554.62/x
  3. Step 3: Cross multiply
    253,731.86x = 350,149.98 × 140,554.62
  4. Step 4: Simplify right side
    253,731.86x = 49,215,197,381.91
  5. Step 5: Solve for x
    x = 49,215,197,381.91/253,731.86
  6. Step 6: Final answer
    x = 193,965.38

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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.