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Finding the Fourth Proportional to 61,403.47, 92,105.20 and 17,030.22

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Solution

The fourth proportional to 61,403.47, 92,105.20 and 17,030.22 is: 25,545.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,403.47 : 92,105.20 = 17,030.22 : x
  2. Step 2: Convert to fraction form
    61,403.47/92,105.20 = 17,030.22/x
  3. Step 3: Cross multiply
    61,403.47x = 92,105.20 × 17,030.22
  4. Step 4: Simplify right side
    61,403.47x = 1,568,571,776.57
  5. Step 5: Solve for x
    x = 1,568,571,776.57/61,403.47
  6. Step 6: Final answer
    x = 25,545.33

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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.