Home / 154,144.94-231,235.92-54,284.48

Finding the Fourth Proportional to 154,144.94, 231,235.92 and 54,284.48

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Solution

The fourth proportional to 154,144.94, 231,235.92 and 54,284.48 is: 81,433.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,144.94 : 231,235.92 = 54,284.48 : x
  2. Step 2: Convert to fraction form
    154,144.94/231,235.92 = 54,284.48/x
  3. Step 3: Cross multiply
    154,144.94x = 231,235.92 × 54,284.48
  4. Step 4: Simplify right side
    154,144.94x = 12,552,521,674.52
  5. Step 5: Solve for x
    x = 12,552,521,674.52/154,144.94
  6. Step 6: Final answer
    x = 81,433.24

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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.