Home / 119,830.20-179,601.30-49,673.40

Finding the Fourth Proportional to 119,830.20, 179,601.30 and 49,673.40

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Solution

The fourth proportional to 119,830.20, 179,601.30 and 49,673.40 is: 74,450.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,830.20 : 179,601.30 = 49,673.40 : x
  2. Step 2: Convert to fraction form
    119,830.20/179,601.30 = 49,673.40/x
  3. Step 3: Cross multiply
    119,830.20x = 179,601.30 × 49,673.40
  4. Step 4: Simplify right side
    119,830.20x = 8,921,407,215.42
  5. Step 5: Solve for x
    x = 8,921,407,215.42/119,830.20
  6. Step 6: Final answer
    x = 74,450.41

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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.