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Finding the Fourth Proportional to 60,835.60, 91,222.23 and 32,388.70

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Solution

The fourth proportional to 60,835.60, 91,222.23 and 32,388.70 is: 48,566.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,835.60 : 91,222.23 = 32,388.70 : x
  2. Step 2: Convert to fraction form
    60,835.60/91,222.23 = 32,388.70/x
  3. Step 3: Cross multiply
    60,835.60x = 91,222.23 × 32,388.70
  4. Step 4: Simplify right side
    60,835.60x = 2,954,569,440.80
  5. Step 5: Solve for x
    x = 2,954,569,440.80/60,835.60
  6. Step 6: Final answer
    x = 48,566.46

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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.