Home / 281,094.12-420,965.52-160,786.44

Finding the Fourth Proportional to 281,094.12, 420,965.52 and 160,786.44

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Solution

The fourth proportional to 281,094.12, 420,965.52 and 160,786.44 is: 240,793.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,094.12 : 420,965.52 = 160,786.44 : x
  2. Step 2: Convert to fraction form
    281,094.12/420,965.52 = 160,786.44/x
  3. Step 3: Cross multiply
    281,094.12x = 420,965.52 × 160,786.44
  4. Step 4: Simplify right side
    281,094.12x = 67,685,547,323.55
  5. Step 5: Solve for x
    x = 67,685,547,323.55/281,094.12
  6. Step 6: Final answer
    x = 240,793.18

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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.