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Finding the Fourth Proportional to 57,901.52, 79,174.47 and 57,901.52

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Solution

The fourth proportional to 57,901.52, 79,174.47 and 57,901.52 is: 79,174.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,901.52 : 79,174.47 = 57,901.52 : x
  2. Step 2: Convert to fraction form
    57,901.52/79,174.47 = 57,901.52/x
  3. Step 3: Cross multiply
    57,901.52x = 79,174.47 × 57,901.52
  4. Step 4: Simplify right side
    57,901.52x = 4,584,321,545.19
  5. Step 5: Solve for x
    x = 4,584,321,545.19/57,901.52
  6. Step 6: Final answer
    x = 79,174.47

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.