Home / 74,278.72-111,463.44-32,170.06

Finding the Fourth Proportional to 74,278.72, 111,463.44 and 32,170.06

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Solution

The fourth proportional to 74,278.72, 111,463.44 and 32,170.06 is: 48,274.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,278.72 : 111,463.44 = 32,170.06 : x
  2. Step 2: Convert to fraction form
    74,278.72/111,463.44 = 32,170.06/x
  3. Step 3: Cross multiply
    74,278.72x = 111,463.44 × 32,170.06
  4. Step 4: Simplify right side
    74,278.72x = 3,585,785,552.61
  5. Step 5: Solve for x
    x = 3,585,785,552.61/74,278.72
  6. Step 6: Final answer
    x = 48,274.74

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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.