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Finding the Fourth Proportional to 57,889.33, 79,902.99 and 34,023.67

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Solution

The fourth proportional to 57,889.33, 79,902.99 and 34,023.67 is: 46,961.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,889.33 : 79,902.99 = 34,023.67 : x
  2. Step 2: Convert to fraction form
    57,889.33/79,902.99 = 34,023.67/x
  3. Step 3: Cross multiply
    57,889.33x = 79,902.99 × 34,023.67
  4. Step 4: Simplify right side
    57,889.33x = 2,718,592,394.14
  5. Step 5: Solve for x
    x = 2,718,592,394.14/57,889.33
  6. Step 6: Final answer
    x = 46,961.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.