Home / 73,019.46-109,529.20-28,667.10

Finding the Fourth Proportional to 73,019.46, 109,529.20 and 28,667.10

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Solution

The fourth proportional to 73,019.46, 109,529.20 and 28,667.10 is: 43,000.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,019.46 : 109,529.20 = 28,667.10 : x
  2. Step 2: Convert to fraction form
    73,019.46/109,529.20 = 28,667.10/x
  3. Step 3: Cross multiply
    73,019.46x = 109,529.20 × 28,667.10
  4. Step 4: Simplify right side
    73,019.46x = 3,139,884,529.32
  5. Step 5: Solve for x
    x = 3,139,884,529.32/73,019.46
  6. Step 6: Final answer
    x = 43,000.65

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Similar ratio
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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.