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Finding the Fourth Proportional to 64,269.94, 96,424.59 and 28,761.14

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Solution

The fourth proportional to 64,269.94, 96,424.59 and 28,761.14 is: 43,150.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,269.94 : 96,424.59 = 28,761.14 : x
  2. Step 2: Convert to fraction form
    64,269.94/96,424.59 = 28,761.14/x
  3. Step 3: Cross multiply
    64,269.94x = 96,424.59 × 28,761.14
  4. Step 4: Simplify right side
    64,269.94x = 2,773,280,650.31
  5. Step 5: Solve for x
    x = 2,773,280,650.31/64,269.94
  6. Step 6: Final answer
    x = 43,150.51

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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.