Home / 150,074.90-207,094.65-82,079.18

Finding the Fourth Proportional to 150,074.90, 207,094.65 and 82,079.18

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Solution

The fourth proportional to 150,074.90, 207,094.65 and 82,079.18 is: 113,264.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,074.90 : 207,094.65 = 82,079.18 : x
  2. Step 2: Convert to fraction form
    150,074.90/207,094.65 = 82,079.18/x
  3. Step 3: Cross multiply
    150,074.90x = 207,094.65 × 82,079.18
  4. Step 4: Simplify right side
    150,074.90x = 16,998,159,054.39
  5. Step 5: Solve for x
    x = 16,998,159,054.39/150,074.90
  6. Step 6: Final answer
    x = 113,264.50

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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.