Home / 52,396.07-72,295.36-31,171.19

Finding the Fourth Proportional to 52,396.07, 72,295.36 and 31,171.19

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Solution

The fourth proportional to 52,396.07, 72,295.36 and 31,171.19 is: 43,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,396.07 : 72,295.36 = 31,171.19 : x
  2. Step 2: Convert to fraction form
    52,396.07/72,295.36 = 31,171.19/x
  3. Step 3: Cross multiply
    52,396.07x = 72,295.36 × 31,171.19
  4. Step 4: Simplify right side
    52,396.07x = 2,253,531,963.27
  5. Step 5: Solve for x
    x = 2,253,531,963.27/52,396.07
  6. Step 6: Final answer
    x = 43,009.56

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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.