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Finding the Fourth Proportional to 61,084.26, 91,501.11 and 36,048.51

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Solution

The fourth proportional to 61,084.26, 91,501.11 and 36,048.51 is: 53,998.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,084.26 : 91,501.11 = 36,048.51 : x
  2. Step 2: Convert to fraction form
    61,084.26/91,501.11 = 36,048.51/x
  3. Step 3: Cross multiply
    61,084.26x = 91,501.11 × 36,048.51
  4. Step 4: Simplify right side
    61,084.26x = 3,298,478,678.85
  5. Step 5: Solve for x
    x = 3,298,478,678.85/61,084.26
  6. Step 6: Final answer
    x = 53,998.83

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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.