Home / 73,005.03-109,507.55-31,452.03

Finding the Fourth Proportional to 73,005.03, 109,507.55 and 31,452.03

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Solution

The fourth proportional to 73,005.03, 109,507.55 and 31,452.03 is: 47,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,005.03 : 109,507.55 = 31,452.03 : x
  2. Step 2: Convert to fraction form
    73,005.03/109,507.55 = 31,452.03/x
  3. Step 3: Cross multiply
    73,005.03x = 109,507.55 × 31,452.03
  4. Step 4: Simplify right side
    73,005.03x = 3,444,234,590.57
  5. Step 5: Solve for x
    x = 3,444,234,590.57/73,005.03
  6. Step 6: Final answer
    x = 47,178.05

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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.