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Finding the Fourth Proportional to 60,773.36, 91,169.75 and 25,713.32

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Solution

The fourth proportional to 60,773.36, 91,169.75 and 25,713.32 is: 38,574.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,773.36 : 91,169.75 = 25,713.32 : x
  2. Step 2: Convert to fraction form
    60,773.36/91,169.75 = 25,713.32/x
  3. Step 3: Cross multiply
    60,773.36x = 91,169.75 × 25,713.32
  4. Step 4: Simplify right side
    60,773.36x = 2,344,276,564.50
  5. Step 5: Solve for x
    x = 2,344,276,564.50/60,773.36
  6. Step 6: Final answer
    x = 38,574.09

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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.