Home / 160,287.62-240,453.30-66,771.50

Finding the Fourth Proportional to 160,287.62, 240,453.30 and 66,771.50

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Solution

The fourth proportional to 160,287.62, 240,453.30 and 66,771.50 is: 100,166.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,287.62 : 240,453.30 = 66,771.50 : x
  2. Step 2: Convert to fraction form
    160,287.62/240,453.30 = 66,771.50/x
  3. Step 3: Cross multiply
    160,287.62x = 240,453.30 × 66,771.50
  4. Step 4: Simplify right side
    160,287.62x = 16,055,427,520.95
  5. Step 5: Solve for x
    x = 16,055,427,520.95/160,287.62
  6. Step 6: Final answer
    x = 100,166.36

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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.