Home / 64,213.34-88,699.13-49,290.41

Finding the Fourth Proportional to 64,213.34, 88,699.13 and 49,290.41

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Solution

The fourth proportional to 64,213.34, 88,699.13 and 49,290.41 is: 68,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,213.34 : 88,699.13 = 49,290.41 : x
  2. Step 2: Convert to fraction form
    64,213.34/88,699.13 = 49,290.41/x
  3. Step 3: Cross multiply
    64,213.34x = 88,699.13 × 49,290.41
  4. Step 4: Simplify right side
    64,213.34x = 4,372,015,794.40
  5. Step 5: Solve for x
    x = 4,372,015,794.40/64,213.34
  6. Step 6: Final answer
    x = 68,085.78

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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.