Home / 212,443.16-318,517.11-94,049.91

Finding the Fourth Proportional to 212,443.16, 318,517.11 and 94,049.91

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Solution

The fourth proportional to 212,443.16, 318,517.11 and 94,049.91 is: 141,009.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,443.16 : 318,517.11 = 94,049.91 : x
  2. Step 2: Convert to fraction form
    212,443.16/318,517.11 = 94,049.91/x
  3. Step 3: Cross multiply
    212,443.16x = 318,517.11 × 94,049.91
  4. Step 4: Simplify right side
    212,443.16x = 29,956,505,528.96
  5. Step 5: Solve for x
    x = 29,956,505,528.96/212,443.16
  6. Step 6: Final answer
    x = 141,009.51

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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.