Home / 77,052.12-115,595.91-32,680.59

Finding the Fourth Proportional to 77,052.12, 115,595.91 and 32,680.59

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Solution

The fourth proportional to 77,052.12, 115,595.91 and 32,680.59 is: 49,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,052.12 : 115,595.91 = 32,680.59 : x
  2. Step 2: Convert to fraction form
    77,052.12/115,595.91 = 32,680.59/x
  3. Step 3: Cross multiply
    77,052.12x = 115,595.91 × 32,680.59
  4. Step 4: Simplify right side
    77,052.12x = 3,777,742,540.39
  5. Step 5: Solve for x
    x = 3,777,742,540.39/77,052.12
  6. Step 6: Final answer
    x = 49,028.40

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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.