Home / 154,344.35-231,533.54-49,138.85

Finding the Fourth Proportional to 154,344.35, 231,533.54 and 49,138.85

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Solution

The fourth proportional to 154,344.35, 231,533.54 and 49,138.85 is: 73,713.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,344.35 : 231,533.54 = 49,138.85 : x
  2. Step 2: Convert to fraction form
    154,344.35/231,533.54 = 49,138.85/x
  3. Step 3: Cross multiply
    154,344.35x = 231,533.54 × 49,138.85
  4. Step 4: Simplify right side
    154,344.35x = 11,377,291,892.03
  5. Step 5: Solve for x
    x = 11,377,291,892.03/154,344.35
  6. Step 6: Final answer
    x = 73,713.69

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1.5x scale

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.