Home / 253,835.68-350,293.26-140,658.43

Finding the Fourth Proportional to 253,835.68, 350,293.26 and 140,658.43

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Solution

The fourth proportional to 253,835.68, 350,293.26 and 140,658.43 is: 194,108.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,835.68 : 350,293.26 = 140,658.43 : x
  2. Step 2: Convert to fraction form
    253,835.68/350,293.26 = 140,658.43/x
  3. Step 3: Cross multiply
    253,835.68x = 350,293.26 × 140,658.43
  4. Step 4: Simplify right side
    253,835.68x = 49,271,699,991.18
  5. Step 5: Solve for x
    x = 49,271,699,991.18/253,835.68
  6. Step 6: Final answer
    x = 194,108.65

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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.