Home / 83,313.75-114,972.98-45,588

Finding the Fourth Proportional to 83,313.75, 114,972.98 and 45,588

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Solution

The fourth proportional to 83,313.75, 114,972.98 and 45,588 is: 62,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,313.75 : 114,972.98 = 45,588 : x
  2. Step 2: Convert to fraction form
    83,313.75/114,972.98 = 45,588/x
  3. Step 3: Cross multiply
    83,313.75x = 114,972.98 × 45,588
  4. Step 4: Simplify right side
    83,313.75x = 5,241,387,984.30
  5. Step 5: Solve for x
    x = 5,241,387,984.30/83,313.75
  6. Step 6: Final answer
    x = 62,911.44

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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.