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Finding the Fourth Proportional to 57,476.78, 79,308.68 and 35,963.99

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Solution

The fourth proportional to 57,476.78, 79,308.68 and 35,963.99 is: 49,624.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,476.78 : 79,308.68 = 35,963.99 : x
  2. Step 2: Convert to fraction form
    57,476.78/79,308.68 = 35,963.99/x
  3. Step 3: Cross multiply
    57,476.78x = 79,308.68 × 35,963.99
  4. Step 4: Simplify right side
    57,476.78x = 2,852,256,574.43
  5. Step 5: Solve for x
    x = 2,852,256,574.43/57,476.78
  6. Step 6: Final answer
    x = 49,624.50

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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.