Home / 100,833.28-151,274.84-41,685.88

Finding the Fourth Proportional to 100,833.28, 151,274.84 and 41,685.88

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Solution

The fourth proportional to 100,833.28, 151,274.84 and 41,685.88 is: 62,539.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,833.28 : 151,274.84 = 41,685.88 : x
  2. Step 2: Convert to fraction form
    100,833.28/151,274.84 = 41,685.88/x
  3. Step 3: Cross multiply
    100,833.28x = 151,274.84 × 41,685.88
  4. Step 4: Simplify right side
    100,833.28x = 6,306,024,827.26
  5. Step 5: Solve for x
    x = 6,306,024,827.26/100,833.28
  6. Step 6: Final answer
    x = 62,539.12

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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.