Home / 83,593.22-125,386.58-21,265.34

Finding the Fourth Proportional to 83,593.22, 125,386.58 and 21,265.34

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Solution

The fourth proportional to 83,593.22, 125,386.58 and 21,265.34 is: 31,897.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,593.22 : 125,386.58 = 21,265.34 : x
  2. Step 2: Convert to fraction form
    83,593.22/125,386.58 = 21,265.34/x
  3. Step 3: Cross multiply
    83,593.22x = 125,386.58 × 21,265.34
  4. Step 4: Simplify right side
    83,593.22x = 2,666,388,255.14
  5. Step 5: Solve for x
    x = 2,666,388,255.14/83,593.22
  6. Step 6: Final answer
    x = 31,897.18

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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.