Home / 53,968.62-80,952.42-30,276.12

Finding the Fourth Proportional to 53,968.62, 80,952.42 and 30,276.12

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Solution

The fourth proportional to 53,968.62, 80,952.42 and 30,276.12 is: 45,413.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,968.62 : 80,952.42 = 30,276.12 : x
  2. Step 2: Convert to fraction form
    53,968.62/80,952.42 = 30,276.12/x
  3. Step 3: Cross multiply
    53,968.62x = 80,952.42 × 30,276.12
  4. Step 4: Simplify right side
    53,968.62x = 2,450,925,182.21
  5. Step 5: Solve for x
    x = 2,450,925,182.21/53,968.62
  6. Step 6: Final answer
    x = 45,413.89

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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.