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Finding the Fourth Proportional to 59,869.44, 89,804.88 and 28,697.76

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Solution

The fourth proportional to 59,869.44, 89,804.88 and 28,697.76 is: 43,046.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,869.44 : 89,804.88 = 28,697.76 : x
  2. Step 2: Convert to fraction form
    59,869.44/89,804.88 = 28,697.76/x
  3. Step 3: Cross multiply
    59,869.44x = 89,804.88 × 28,697.76
  4. Step 4: Simplify right side
    59,869.44x = 2,577,198,893.07
  5. Step 5: Solve for x
    x = 2,577,198,893.07/59,869.44
  6. Step 6: Final answer
    x = 43,046.99

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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.