Home / 97,781.12-146,630.37-41,618.96

Finding the Fourth Proportional to 97,781.12, 146,630.37 and 41,618.96

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Solution

The fourth proportional to 97,781.12, 146,630.37 and 41,618.96 is: 62,410.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,781.12 : 146,630.37 = 41,618.96 : x
  2. Step 2: Convert to fraction form
    97,781.12/146,630.37 = 41,618.96/x
  3. Step 3: Cross multiply
    97,781.12x = 146,630.37 × 41,618.96
  4. Step 4: Simplify right side
    97,781.12x = 6,102,603,503.82
  5. Step 5: Solve for x
    x = 6,102,603,503.82/97,781.12
  6. Step 6: Final answer
    x = 62,410.86

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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.