Home / 159,034.72-238,591.14-79,110.40

Finding the Fourth Proportional to 159,034.72, 238,591.14 and 79,110.40

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Solution

The fourth proportional to 159,034.72, 238,591.14 and 79,110.40 is: 118,685.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,034.72 : 238,591.14 = 79,110.40 : x
  2. Step 2: Convert to fraction form
    159,034.72/238,591.14 = 79,110.40/x
  3. Step 3: Cross multiply
    159,034.72x = 238,591.14 × 79,110.40
  4. Step 4: Simplify right side
    159,034.72x = 18,875,040,521.86
  5. Step 5: Solve for x
    x = 18,875,040,521.86/159,034.72
  6. Step 6: Final answer
    x = 118,685.03

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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.