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Finding the Fourth Proportional to 60,571.20, 90,800.91 and 32,510.91

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Solution

The fourth proportional to 60,571.20, 90,800.91 and 32,510.91 is: 48,736.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,571.20 : 90,800.91 = 32,510.91 : x
  2. Step 2: Convert to fraction form
    60,571.20/90,800.91 = 32,510.91/x
  3. Step 3: Cross multiply
    60,571.20x = 90,800.91 × 32,510.91
  4. Step 4: Simplify right side
    60,571.20x = 2,952,020,212.93
  5. Step 5: Solve for x
    x = 2,952,020,212.93/60,571.20
  6. Step 6: Final answer
    x = 48,736.37

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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.