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Finding the Fourth Proportional to 60,876.42, 91,188.84 and 35,839.32

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Solution

The fourth proportional to 60,876.42, 91,188.84 and 35,839.32 is: 53,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,876.42 : 91,188.84 = 35,839.32 : x
  2. Step 2: Convert to fraction form
    60,876.42/91,188.84 = 35,839.32/x
  3. Step 3: Cross multiply
    60,876.42x = 91,188.84 × 35,839.32
  4. Step 4: Simplify right side
    60,876.42x = 3,268,145,837.99
  5. Step 5: Solve for x
    x = 3,268,145,837.99/60,876.42
  6. Step 6: Final answer
    x = 53,684.92

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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.