Home / 71,044.34-97,961.68-58,083.20

Finding the Fourth Proportional to 71,044.34, 97,961.68 and 58,083.20

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Solution

The fourth proportional to 71,044.34, 97,961.68 and 58,083.20 is: 80,089.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,044.34 : 97,961.68 = 58,083.20 : x
  2. Step 2: Convert to fraction form
    71,044.34/97,961.68 = 58,083.20/x
  3. Step 3: Cross multiply
    71,044.34x = 97,961.68 × 58,083.20
  4. Step 4: Simplify right side
    71,044.34x = 5,689,927,914.09
  5. Step 5: Solve for x
    x = 5,689,927,914.09/71,044.34
  6. Step 6: Final answer
    x = 80,089.81

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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.