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Finding the Fourth Proportional to 53,073.66, 79,610.70 and 50,413.10

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Solution

The fourth proportional to 53,073.66, 79,610.70 and 50,413.10 is: 75,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,073.66 : 79,610.70 = 50,413.10 : x
  2. Step 2: Convert to fraction form
    53,073.66/79,610.70 = 50,413.10/x
  3. Step 3: Cross multiply
    53,073.66x = 79,610.70 × 50,413.10
  4. Step 4: Simplify right side
    53,073.66x = 4,013,422,180.17
  5. Step 5: Solve for x
    x = 4,013,422,180.17/53,073.66
  6. Step 6: Final answer
    x = 75,619.85

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1.5x scale

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.