Home / 73,897.09-110,862.03-21,302.47

Finding the Fourth Proportional to 73,897.09, 110,862.03 and 21,302.47

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Solution

The fourth proportional to 73,897.09, 110,862.03 and 21,302.47 is: 31,958.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,897.09 : 110,862.03 = 21,302.47 : x
  2. Step 2: Convert to fraction form
    73,897.09/110,862.03 = 21,302.47/x
  3. Step 3: Cross multiply
    73,897.09x = 110,862.03 × 21,302.47
  4. Step 4: Simplify right side
    73,897.09x = 2,361,634,513.90
  5. Step 5: Solve for x
    x = 2,361,634,513.90/73,897.09
  6. Step 6: Final answer
    x = 31,958.43

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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.