Home / 102,826.40-154,257.89-36,305.15

Finding the Fourth Proportional to 102,826.40, 154,257.89 and 36,305.15

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Solution

The fourth proportional to 102,826.40, 154,257.89 and 36,305.15 is: 54,464.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,826.40 : 154,257.89 = 36,305.15 : x
  2. Step 2: Convert to fraction form
    102,826.40/154,257.89 = 36,305.15/x
  3. Step 3: Cross multiply
    102,826.40x = 154,257.89 × 36,305.15
  4. Step 4: Simplify right side
    102,826.40x = 5,600,354,882.32
  5. Step 5: Solve for x
    x = 5,600,354,882.32/102,826.40
  6. Step 6: Final answer
    x = 54,464.18

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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.