Home / 179,229.06-269,009.64-90,544.86

Finding the Fourth Proportional to 179,229.06, 269,009.64 and 90,544.86

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Solution

The fourth proportional to 179,229.06, 269,009.64 and 90,544.86 is: 135,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,229.06 : 269,009.64 = 90,544.86 : x
  2. Step 2: Convert to fraction form
    179,229.06/269,009.64 = 90,544.86/x
  3. Step 3: Cross multiply
    179,229.06x = 269,009.64 × 90,544.86
  4. Step 4: Simplify right side
    179,229.06x = 24,357,440,192.45
  5. Step 5: Solve for x
    x = 24,357,440,192.45/179,229.06
  6. Step 6: Final answer
    x = 135,901.18

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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.