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Finding the Fourth Proportional to 64,841.29, 89,481 and 35,033.29

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Solution

The fourth proportional to 64,841.29, 89,481 and 35,033.29 is: 48,345.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,841.29 : 89,481 = 35,033.29 : x
  2. Step 2: Convert to fraction form
    64,841.29/89,481 = 35,033.29/x
  3. Step 3: Cross multiply
    64,841.29x = 89,481 × 35,033.29
  4. Step 4: Simplify right side
    64,841.29x = 3,134,813,822.49
  5. Step 5: Solve for x
    x = 3,134,813,822.49/64,841.29
  6. Step 6: Final answer
    x = 48,345.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.