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Finding the Fourth Proportional to 59,912.32, 89,870.64 and 22,468.60

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Solution

The fourth proportional to 59,912.32, 89,870.64 and 22,468.60 is: 33,703.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,912.32 : 89,870.64 = 22,468.60 : x
  2. Step 2: Convert to fraction form
    59,912.32/89,870.64 = 22,468.60/x
  3. Step 3: Cross multiply
    59,912.32x = 89,870.64 × 22,468.60
  4. Step 4: Simplify right side
    59,912.32x = 2,019,267,461.90
  5. Step 5: Solve for x
    x = 2,019,267,461.90/59,912.32
  6. Step 6: Final answer
    x = 33,703.71

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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.