Home / 43,122.61-59,489.54-31,167.01

Finding the Fourth Proportional to 43,122.61, 59,489.54 and 31,167.01

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Solution

The fourth proportional to 43,122.61, 59,489.54 and 31,167.01 is: 42,996.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,122.61 : 59,489.54 = 31,167.01 : x
  2. Step 2: Convert to fraction form
    43,122.61/59,489.54 = 31,167.01/x
  3. Step 3: Cross multiply
    43,122.61x = 59,489.54 × 31,167.01
  4. Step 4: Simplify right side
    43,122.61x = 1,854,110,932.24
  5. Step 5: Solve for x
    x = 1,854,110,932.24/43,122.61
  6. Step 6: Final answer
    x = 42,996.26

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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.