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Finding the Fourth Proportional to 60,797.56, 91,133.16 and 25,278.16

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Solution

The fourth proportional to 60,797.56, 91,133.16 and 25,278.16 is: 37,890.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,797.56 : 91,133.16 = 25,278.16 : x
  2. Step 2: Convert to fraction form
    60,797.56/91,133.16 = 25,278.16/x
  3. Step 3: Cross multiply
    60,797.56x = 91,133.16 × 25,278.16
  4. Step 4: Simplify right side
    60,797.56x = 2,303,678,599.79
  5. Step 5: Solve for x
    x = 2,303,678,599.79/60,797.56
  6. Step 6: Final answer
    x = 37,890.97

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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.