Home / 82,848.06-124,286.67-30,330.90

Finding the Fourth Proportional to 82,848.06, 124,286.67 and 30,330.90

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Solution

The fourth proportional to 82,848.06, 124,286.67 and 30,330.90 is: 45,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,848.06 : 124,286.67 = 30,330.90 : x
  2. Step 2: Convert to fraction form
    82,848.06/124,286.67 = 30,330.90/x
  3. Step 3: Cross multiply
    82,848.06x = 124,286.67 × 30,330.90
  4. Step 4: Simplify right side
    82,848.06x = 3,769,726,559.10
  5. Step 5: Solve for x
    x = 3,769,726,559.10/82,848.06
  6. Step 6: Final answer
    x = 45,501.69

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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.