Home / 281,817.04-422,780.80-104,325.52

Finding the Fourth Proportional to 281,817.04, 422,780.80 and 104,325.52

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Solution

The fourth proportional to 281,817.04, 422,780.80 and 104,325.52 is: 156,508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,817.04 : 422,780.80 = 104,325.52 : x
  2. Step 2: Convert to fraction form
    281,817.04/422,780.80 = 104,325.52/x
  3. Step 3: Cross multiply
    281,817.04x = 422,780.80 × 104,325.52
  4. Step 4: Simplify right side
    281,817.04x = 44,106,826,806.02
  5. Step 5: Solve for x
    x = 44,106,826,806.02/281,817.04
  6. Step 6: Final answer
    x = 156,508.73

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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.