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Finding the Fourth Proportional to 47,125.01, 70,692.67 and 20,452.67

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Solution

The fourth proportional to 47,125.01, 70,692.67 and 20,452.67 is: 30,681.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,125.01 : 70,692.67 = 20,452.67 : x
  2. Step 2: Convert to fraction form
    47,125.01/70,692.67 = 20,452.67/x
  3. Step 3: Cross multiply
    47,125.01x = 70,692.67 × 20,452.67
  4. Step 4: Simplify right side
    47,125.01x = 1,445,853,446.33
  5. Step 5: Solve for x
    x = 1,445,853,446.33/47,125.01
  6. Step 6: Final answer
    x = 30,681.23

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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.