Home / 370,107.20-555,158.86-89,624.44

Finding the Fourth Proportional to 370,107.20, 555,158.86 and 89,624.44

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Solution

The fourth proportional to 370,107.20, 555,158.86 and 89,624.44 is: 134,436.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,107.20 : 555,158.86 = 89,624.44 : x
  2. Step 2: Convert to fraction form
    370,107.20/555,158.86 = 89,624.44/x
  3. Step 3: Cross multiply
    370,107.20x = 555,158.86 × 89,624.44
  4. Step 4: Simplify right side
    370,107.20x = 49,755,801,938.54
  5. Step 5: Solve for x
    x = 49,755,801,938.54/370,107.20
  6. Step 6: Final answer
    x = 134,436.19

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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.