Home / 150,074.06-207,094.46-82,077.80

Finding the Fourth Proportional to 150,074.06, 207,094.46 and 82,077.80

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Solution

The fourth proportional to 150,074.06, 207,094.46 and 82,077.80 is: 113,263.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,074.06 : 207,094.46 = 82,077.80 : x
  2. Step 2: Convert to fraction form
    150,074.06/207,094.46 = 82,077.80/x
  3. Step 3: Cross multiply
    150,074.06x = 207,094.46 × 82,077.80
  4. Step 4: Simplify right side
    150,074.06x = 16,997,856,223.13
  5. Step 5: Solve for x
    x = 16,997,856,223.13/150,074.06
  6. Step 6: Final answer
    x = 113,263.12

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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.