Home / 253,835.28-350,294.76-140,659.92

Finding the Fourth Proportional to 253,835.28, 350,294.76 and 140,659.92

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Solution

The fourth proportional to 253,835.28, 350,294.76 and 140,659.92 is: 194,111.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,835.28 : 350,294.76 = 140,659.92 : x
  2. Step 2: Convert to fraction form
    253,835.28/350,294.76 = 140,659.92/x
  3. Step 3: Cross multiply
    253,835.28x = 350,294.76 × 140,659.92
  4. Step 4: Simplify right side
    253,835.28x = 49,272,432,918.02
  5. Step 5: Solve for x
    x = 49,272,432,918.02/253,835.28
  6. Step 6: Final answer
    x = 194,111.84

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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.