Home / 100,966.20-151,427.70-44,806.20

Finding the Fourth Proportional to 100,966.20, 151,427.70 and 44,806.20

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Solution

The fourth proportional to 100,966.20, 151,427.70 and 44,806.20 is: 67,199.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,966.20 : 151,427.70 = 44,806.20 : x
  2. Step 2: Convert to fraction form
    100,966.20/151,427.70 = 44,806.20/x
  3. Step 3: Cross multiply
    100,966.20x = 151,427.70 × 44,806.20
  4. Step 4: Simplify right side
    100,966.20x = 6,784,899,811.74
  5. Step 5: Solve for x
    x = 6,784,899,811.74/100,966.20
  6. Step 6: Final answer
    x = 67,199.71

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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.