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Finding the Fourth Proportional to 75,455.34, 113,193.87 and 22,868.92

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Solution

The fourth proportional to 75,455.34, 113,193.87 and 22,868.92 is: 34,306.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,455.34 : 113,193.87 = 22,868.92 : x
  2. Step 2: Convert to fraction form
    75,455.34/113,193.87 = 22,868.92/x
  3. Step 3: Cross multiply
    75,455.34x = 113,193.87 × 22,868.92
  4. Step 4: Simplify right side
    75,455.34x = 2,588,621,557.52
  5. Step 5: Solve for x
    x = 2,588,621,557.52/75,455.34
  6. Step 6: Final answer
    x = 34,306.67

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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.