Home / 185,529.32-278,052.06-74,660.84

Finding the Fourth Proportional to 185,529.32, 278,052.06 and 74,660.84

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Solution

The fourth proportional to 185,529.32, 278,052.06 and 74,660.84 is: 111,893.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,529.32 : 278,052.06 = 74,660.84 : x
  2. Step 2: Convert to fraction form
    185,529.32/278,052.06 = 74,660.84/x
  3. Step 3: Cross multiply
    185,529.32x = 278,052.06 × 74,660.84
  4. Step 4: Simplify right side
    185,529.32x = 20,759,600,363.33
  5. Step 5: Solve for x
    x = 20,759,600,363.33/185,529.32
  6. Step 6: Final answer
    x = 111,893.91

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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.