Home / 119,389.32-179,022.33-35,138.55

Finding the Fourth Proportional to 119,389.32, 179,022.33 and 35,138.55

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Solution

The fourth proportional to 119,389.32, 179,022.33 and 35,138.55 is: 52,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,389.32 : 179,022.33 = 35,138.55 : x
  2. Step 2: Convert to fraction form
    119,389.32/179,022.33 = 35,138.55/x
  3. Step 3: Cross multiply
    119,389.32x = 179,022.33 × 35,138.55
  4. Step 4: Simplify right side
    119,389.32x = 6,290,585,093.82
  5. Step 5: Solve for x
    x = 6,290,585,093.82/119,389.32
  6. Step 6: Final answer
    x = 52,689.68

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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.