Home / 96,619.20-144,928.80-67,094.70

Finding the Fourth Proportional to 96,619.20, 144,928.80 and 67,094.70

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Solution

The fourth proportional to 96,619.20, 144,928.80 and 67,094.70 is: 100,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,619.20 : 144,928.80 = 67,094.70 : x
  2. Step 2: Convert to fraction form
    96,619.20/144,928.80 = 67,094.70/x
  3. Step 3: Cross multiply
    96,619.20x = 144,928.80 × 67,094.70
  4. Step 4: Simplify right side
    96,619.20x = 9,723,954,357.36
  5. Step 5: Solve for x
    x = 9,723,954,357.36/96,619.20
  6. Step 6: Final answer
    x = 100,642.05

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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.