Home / 61,212.78-91,748.10-34,935.98

Finding the Fourth Proportional to 61,212.78, 91,748.10 and 34,935.98

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Solution

The fourth proportional to 61,212.78, 91,748.10 and 34,935.98 is: 52,363.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,212.78 : 91,748.10 = 34,935.98 : x
  2. Step 2: Convert to fraction form
    61,212.78/91,748.10 = 34,935.98/x
  3. Step 3: Cross multiply
    61,212.78x = 91,748.10 × 34,935.98
  4. Step 4: Simplify right side
    61,212.78x = 3,205,309,786.64
  5. Step 5: Solve for x
    x = 3,205,309,786.64/61,212.78
  6. Step 6: Final answer
    x = 52,363.41

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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.