Home / 82,974.10-124,474.98-26,807.58

Finding the Fourth Proportional to 82,974.10, 124,474.98 and 26,807.58

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Solution

The fourth proportional to 82,974.10, 124,474.98 and 26,807.58 is: 40,215.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,974.10 : 124,474.98 = 26,807.58 : x
  2. Step 2: Convert to fraction form
    82,974.10/124,474.98 = 26,807.58/x
  3. Step 3: Cross multiply
    82,974.10x = 124,474.98 × 26,807.58
  4. Step 4: Simplify right side
    82,974.10x = 3,336,873,059.96
  5. Step 5: Solve for x
    x = 3,336,873,059.96/82,974.10
  6. Step 6: Final answer
    x = 40,215.84

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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.