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Finding the Fourth Proportional to 97,479.95, 146,190.15 and 41,319

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Solution

The fourth proportional to 97,479.95, 146,190.15 and 41,319 is: 61,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,479.95 : 146,190.15 = 41,319 : x
  2. Step 2: Convert to fraction form
    97,479.95/146,190.15 = 41,319/x
  3. Step 3: Cross multiply
    97,479.95x = 146,190.15 × 41,319
  4. Step 4: Simplify right side
    97,479.95x = 6,040,430,807.85
  5. Step 5: Solve for x
    x = 6,040,430,807.85/97,479.95
  6. Step 6: Final answer
    x = 61,965.88

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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.