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Finding the Fourth Proportional to 54,515.16, 81,798.54 and 22,932.16

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Solution

The fourth proportional to 54,515.16, 81,798.54 and 22,932.16 is: 34,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,515.16 : 81,798.54 = 22,932.16 : x
  2. Step 2: Convert to fraction form
    54,515.16/81,798.54 = 22,932.16/x
  3. Step 3: Cross multiply
    54,515.16x = 81,798.54 × 22,932.16
  4. Step 4: Simplify right side
    54,515.16x = 1,875,817,207.05
  5. Step 5: Solve for x
    x = 1,875,817,207.05/54,515.16
  6. Step 6: Final answer
    x = 34,409.09

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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.