Home / 52,087.56-78,133.50-15,151.56

Finding the Fourth Proportional to 52,087.56, 78,133.50 and 15,151.56

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Solution

The fourth proportional to 52,087.56, 78,133.50 and 15,151.56 is: 22,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,087.56 : 78,133.50 = 15,151.56 : x
  2. Step 2: Convert to fraction form
    52,087.56/78,133.50 = 15,151.56/x
  3. Step 3: Cross multiply
    52,087.56x = 78,133.50 × 15,151.56
  4. Step 4: Simplify right side
    52,087.56x = 1,183,844,413.26
  5. Step 5: Solve for x
    x = 1,183,844,413.26/52,087.56
  6. Step 6: Final answer
    x = 22,727.97

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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.