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Finding the Fourth Proportional to 53,905.94, 80,874.50 and 22,310.16

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Solution

The fourth proportional to 53,905.94, 80,874.50 and 22,310.16 is: 33,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,905.94 : 80,874.50 = 22,310.16 : x
  2. Step 2: Convert to fraction form
    53,905.94/80,874.50 = 22,310.16/x
  3. Step 3: Cross multiply
    53,905.94x = 80,874.50 × 22,310.16
  4. Step 4: Simplify right side
    53,905.94x = 1,804,323,034.92
  5. Step 5: Solve for x
    x = 1,804,323,034.92/53,905.94
  6. Step 6: Final answer
    x = 33,471.69

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1.5x scale

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.