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Finding the Fourth Proportional to 60,441.95, 90,662.45 and 16,071.84

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Solution

The fourth proportional to 60,441.95, 90,662.45 and 16,071.84 is: 24,107.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,441.95 : 90,662.45 = 16,071.84 : x
  2. Step 2: Convert to fraction form
    60,441.95/90,662.45 = 16,071.84/x
  3. Step 3: Cross multiply
    60,441.95x = 90,662.45 × 16,071.84
  4. Step 4: Simplify right side
    60,441.95x = 1,457,112,390.41
  5. Step 5: Solve for x
    x = 1,457,112,390.41/60,441.95
  6. Step 6: Final answer
    x = 24,107.63

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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.