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Finding the Fourth Proportional to 60,745.01, 91,124.00 and 25,688.21

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Solution

The fourth proportional to 60,745.01, 91,124.00 and 25,688.21 is: 38,535.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,745.01 : 91,124.00 = 25,688.21 : x
  2. Step 2: Convert to fraction form
    60,745.01/91,124.00 = 25,688.21/x
  3. Step 3: Cross multiply
    60,745.01x = 91,124.00 × 25,688.21
  4. Step 4: Simplify right side
    60,745.01x = 2,340,812,319.60
  5. Step 5: Solve for x
    x = 2,340,812,319.60/60,745.01
  6. Step 6: Final answer
    x = 38,535.06

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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.