Home / 131,226.92-181,093.86-73,867.34

Finding the Fourth Proportional to 131,226.92, 181,093.86 and 73,867.34

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Solution

The fourth proportional to 131,226.92, 181,093.86 and 73,867.34 is: 101,937.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,226.92 : 181,093.86 = 73,867.34 : x
  2. Step 2: Convert to fraction form
    131,226.92/181,093.86 = 73,867.34/x
  3. Step 3: Cross multiply
    131,226.92x = 181,093.86 × 73,867.34
  4. Step 4: Simplify right side
    131,226.92x = 13,376,921,728.53
  5. Step 5: Solve for x
    x = 13,376,921,728.53/131,226.92
  6. Step 6: Final answer
    x = 101,937.33

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1.5x scale

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.