Home / 159,808.72-220,468.94-112,093.24

Finding the Fourth Proportional to 159,808.72, 220,468.94 and 112,093.24

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Solution

The fourth proportional to 159,808.72, 220,468.94 and 112,093.24 is: 154,641.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,808.72 : 220,468.94 = 112,093.24 : x
  2. Step 2: Convert to fraction form
    159,808.72/220,468.94 = 112,093.24/x
  3. Step 3: Cross multiply
    159,808.72x = 220,468.94 × 112,093.24
  4. Step 4: Simplify right side
    159,808.72x = 24,713,077,803.97
  5. Step 5: Solve for x
    x = 24,713,077,803.97/159,808.72
  6. Step 6: Final answer
    x = 154,641.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.