Home / 100,385.73-150,377.83-60,382.62

Finding the Fourth Proportional to 100,385.73, 150,377.83 and 60,382.62

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Solution

The fourth proportional to 100,385.73, 150,377.83 and 60,382.62 is: 90,453.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,385.73 : 150,377.83 = 60,382.62 : x
  2. Step 2: Convert to fraction form
    100,385.73/150,377.83 = 60,382.62/x
  3. Step 3: Cross multiply
    100,385.73x = 150,377.83 × 60,382.62
  4. Step 4: Simplify right side
    100,385.73x = 9,080,207,214.36
  5. Step 5: Solve for x
    x = 9,080,207,214.36/100,385.73
  6. Step 6: Final answer
    x = 90,453.17

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1.5x scale

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.