Home / 154,249.92-231,400.80-49,101.12

Finding the Fourth Proportional to 154,249.92, 231,400.80 and 49,101.12

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Solution

The fourth proportional to 154,249.92, 231,400.80 and 49,101.12 is: 73,659.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,249.92 : 231,400.80 = 49,101.12 : x
  2. Step 2: Convert to fraction form
    154,249.92/231,400.80 = 49,101.12/x
  3. Step 3: Cross multiply
    154,249.92x = 231,400.80 × 49,101.12
  4. Step 4: Simplify right side
    154,249.92x = 11,362,038,448.90
  5. Step 5: Solve for x
    x = 11,362,038,448.90/154,249.92
  6. Step 6: Final answer
    x = 73,659.93

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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.