Home / 150,366.40-207,505.62-82,385.95

Finding the Fourth Proportional to 150,366.40, 207,505.62 and 82,385.95

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Solution

The fourth proportional to 150,366.40, 207,505.62 and 82,385.95 is: 113,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,366.40 : 207,505.62 = 82,385.95 : x
  2. Step 2: Convert to fraction form
    150,366.40/207,505.62 = 82,385.95/x
  3. Step 3: Cross multiply
    150,366.40x = 207,505.62 × 82,385.95
  4. Step 4: Simplify right side
    150,366.40x = 17,095,547,115.27
  5. Step 5: Solve for x
    x = 17,095,547,115.27/150,366.40
  6. Step 6: Final answer
    x = 113,692.60

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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.