Home / 61,044-91,981.96-50,193.75

Finding the Fourth Proportional to 61,044, 91,981.96 and 50,193.75

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Solution

The fourth proportional to 61,044, 91,981.96 and 50,193.75 is: 75,632.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,044 : 91,981.96 = 50,193.75 : x
  2. Step 2: Convert to fraction form
    61,044/91,981.96 = 50,193.75/x
  3. Step 3: Cross multiply
    61,044x = 91,981.96 × 50,193.75
  4. Step 4: Simplify right side
    61,044x = 4,616,919,379.27
  5. Step 5: Solve for x
    x = 4,616,919,379.27/61,044
  6. Step 6: Final answer
    x = 75,632.65

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.