Home / 64,841.11-97,179.84-34,780.79

Finding the Fourth Proportional to 64,841.11, 97,179.84 and 34,780.79

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Solution

The fourth proportional to 64,841.11, 97,179.84 and 34,780.79 is: 52,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,841.11 : 97,179.84 = 34,780.79 : x
  2. Step 2: Convert to fraction form
    64,841.11/97,179.84 = 34,780.79/x
  3. Step 3: Cross multiply
    64,841.11x = 97,179.84 × 34,780.79
  4. Step 4: Simplify right side
    64,841.11x = 3,379,991,850.22
  5. Step 5: Solve for x
    x = 3,379,991,850.22/64,841.11
  6. Step 6: Final answer
    x = 52,127.30

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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.