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Finding the Fourth Proportional to 100,373.67, 150,512.85 and 58,266.67

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Solution

The fourth proportional to 100,373.67, 150,512.85 and 58,266.67 is: 87,372.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,373.67 : 150,512.85 = 58,266.67 : x
  2. Step 2: Convert to fraction form
    100,373.67/150,512.85 = 58,266.67/x
  3. Step 3: Cross multiply
    100,373.67x = 150,512.85 × 58,266.67
  4. Step 4: Simplify right side
    100,373.67x = 8,769,882,270.38
  5. Step 5: Solve for x
    x = 8,769,882,270.38/100,373.67
  6. Step 6: Final answer
    x = 87,372.34

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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.