Home / 43,122.86-59,489.88-31,167.26

Finding the Fourth Proportional to 43,122.86, 59,489.88 and 31,167.26

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Solution

The fourth proportional to 43,122.86, 59,489.88 and 31,167.26 is: 42,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,122.86 : 59,489.88 = 31,167.26 : x
  2. Step 2: Convert to fraction form
    43,122.86/59,489.88 = 31,167.26/x
  3. Step 3: Cross multiply
    43,122.86x = 59,489.88 × 31,167.26
  4. Step 4: Simplify right side
    43,122.86x = 1,854,136,557.33
  5. Step 5: Solve for x
    x = 1,854,136,557.33/43,122.86
  6. Step 6: Final answer
    x = 42,996.60

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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.