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Finding the Fourth Proportional to 64,293.33, 96,463.08 and 28,751.61

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Solution

The fourth proportional to 64,293.33, 96,463.08 and 28,751.61 is: 43,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,293.33 : 96,463.08 = 28,751.61 : x
  2. Step 2: Convert to fraction form
    64,293.33/96,463.08 = 28,751.61/x
  3. Step 3: Cross multiply
    64,293.33x = 96,463.08 × 28,751.61
  4. Step 4: Simplify right side
    64,293.33x = 2,773,468,855.56
  5. Step 5: Solve for x
    x = 2,773,468,855.56/64,293.33
  6. Step 6: Final answer
    x = 43,137.74

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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.