Home / 71,832.42-99,128.73-41,635.26

Finding the Fourth Proportional to 71,832.42, 99,128.73 and 41,635.26

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Solution

The fourth proportional to 71,832.42, 99,128.73 and 41,635.26 is: 57,456.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,832.42 : 99,128.73 = 41,635.26 : x
  2. Step 2: Convert to fraction form
    71,832.42/99,128.73 = 41,635.26/x
  3. Step 3: Cross multiply
    71,832.42x = 99,128.73 × 41,635.26
  4. Step 4: Simplify right side
    71,832.42x = 4,127,249,951.38
  5. Step 5: Solve for x
    x = 4,127,249,951.38/71,832.42
  6. Step 6: Final answer
    x = 57,456.65

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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.