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Finding the Fourth Proportional to 50,398.75, 75,413.58 and 47,695.11

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Solution

The fourth proportional to 50,398.75, 75,413.58 and 47,695.11 is: 71,368.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,398.75 : 75,413.58 = 47,695.11 : x
  2. Step 2: Convert to fraction form
    50,398.75/75,413.58 = 47,695.11/x
  3. Step 3: Cross multiply
    50,398.75x = 75,413.58 × 47,695.11
  4. Step 4: Simplify right side
    50,398.75x = 3,596,858,993.59
  5. Step 5: Solve for x
    x = 3,596,858,993.59/50,398.75
  6. Step 6: Final answer
    x = 71,368.02

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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.