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Finding the Fourth Proportional to 60,850.56, 91,271.04 and 19,297.92

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Solution

The fourth proportional to 60,850.56, 91,271.04 and 19,297.92 is: 28,945.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,850.56 : 91,271.04 = 19,297.92 : x
  2. Step 2: Convert to fraction form
    60,850.56/91,271.04 = 19,297.92/x
  3. Step 3: Cross multiply
    60,850.56x = 91,271.04 × 19,297.92
  4. Step 4: Simplify right side
    60,850.56x = 1,761,341,228.24
  5. Step 5: Solve for x
    x = 1,761,341,228.24/60,850.56
  6. Step 6: Final answer
    x = 28,945.36

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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.