Home / 75,217.32-103,804.74-41,685.48

Finding the Fourth Proportional to 75,217.32, 103,804.74 and 41,685.48

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Solution

The fourth proportional to 75,217.32, 103,804.74 and 41,685.48 is: 57,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,217.32 : 103,804.74 = 41,685.48 : x
  2. Step 2: Convert to fraction form
    75,217.32/103,804.74 = 41,685.48/x
  3. Step 3: Cross multiply
    75,217.32x = 103,804.74 × 41,685.48
  4. Step 4: Simplify right side
    75,217.32x = 4,327,150,413.18
  5. Step 5: Solve for x
    x = 4,327,150,413.18/75,217.32
  6. Step 6: Final answer
    x = 57,528.64

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1.5x scale

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.