Home / 185,675.66-278,618.82-100,285.46

Finding the Fourth Proportional to 185,675.66, 278,618.82 and 100,285.46

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Solution

The fourth proportional to 185,675.66, 278,618.82 and 100,285.46 is: 150,485.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,675.66 : 278,618.82 = 100,285.46 : x
  2. Step 2: Convert to fraction form
    185,675.66/278,618.82 = 100,285.46/x
  3. Step 3: Cross multiply
    185,675.66x = 278,618.82 × 100,285.46
  4. Step 4: Simplify right side
    185,675.66x = 27,941,416,528.36
  5. Step 5: Solve for x
    x = 27,941,416,528.36/185,675.66
  6. Step 6: Final answer
    x = 150,485.08

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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.