Home / 82,835.06-124,235.10-26,680.19

Finding the Fourth Proportional to 82,835.06, 124,235.10 and 26,680.19

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Solution

The fourth proportional to 82,835.06, 124,235.10 and 26,680.19 is: 40,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,835.06 : 124,235.10 = 26,680.19 : x
  2. Step 2: Convert to fraction form
    82,835.06/124,235.10 = 26,680.19/x
  3. Step 3: Cross multiply
    82,835.06x = 124,235.10 × 26,680.19
  4. Step 4: Simplify right side
    82,835.06x = 3,314,615,451.49
  5. Step 5: Solve for x
    x = 3,314,615,451.49/82,835.06
  6. Step 6: Final answer
    x = 40,014.65

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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.