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Finding the Fourth Proportional to 98,251.82, 147,408.87 and 35,070.55

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Solution

The fourth proportional to 98,251.82, 147,408.87 and 35,070.55 is: 52,616.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,251.82 : 147,408.87 = 35,070.55 : x
  2. Step 2: Convert to fraction form
    98,251.82/147,408.87 = 35,070.55/x
  3. Step 3: Cross multiply
    98,251.82x = 147,408.87 × 35,070.55
  4. Step 4: Simplify right side
    98,251.82x = 5,169,709,408.73
  5. Step 5: Solve for x
    x = 5,169,709,408.73/98,251.82
  6. Step 6: Final answer
    x = 52,616.93

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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.