Home / 61,755.11-85,225.57-34,899.96

Finding the Fourth Proportional to 61,755.11, 85,225.57 and 34,899.96

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Solution

The fourth proportional to 61,755.11, 85,225.57 and 34,899.96 is: 48,163.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,755.11 : 85,225.57 = 34,899.96 : x
  2. Step 2: Convert to fraction form
    61,755.11/85,225.57 = 34,899.96/x
  3. Step 3: Cross multiply
    61,755.11x = 85,225.57 × 34,899.96
  4. Step 4: Simplify right side
    61,755.11x = 2,974,369,216.32
  5. Step 5: Solve for x
    x = 2,974,369,216.32/61,755.11
  6. Step 6: Final answer
    x = 48,163.94

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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.