Home / 73,121.27-109,681.93-26,374.14

Finding the Fourth Proportional to 73,121.27, 109,681.93 and 26,374.14

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Solution

The fourth proportional to 73,121.27, 109,681.93 and 26,374.14 is: 39,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,121.27 : 109,681.93 = 26,374.14 : x
  2. Step 2: Convert to fraction form
    73,121.27/109,681.93 = 26,374.14/x
  3. Step 3: Cross multiply
    73,121.27x = 109,681.93 × 26,374.14
  4. Step 4: Simplify right side
    73,121.27x = 2,892,766,610.26
  5. Step 5: Solve for x
    x = 2,892,766,610.26/73,121.27
  6. Step 6: Final answer
    x = 39,561.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.