Home / 101,125.51-151,631.30-33,621.32

Finding the Fourth Proportional to 101,125.51, 151,631.30 and 33,621.32

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Solution

The fourth proportional to 101,125.51, 151,631.30 and 33,621.32 is: 50,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,125.51 : 151,631.30 = 33,621.32 : x
  2. Step 2: Convert to fraction form
    101,125.51/151,631.30 = 33,621.32/x
  3. Step 3: Cross multiply
    101,125.51x = 151,631.30 × 33,621.32
  4. Step 4: Simplify right side
    101,125.51x = 5,098,044,922.45
  5. Step 5: Solve for x
    x = 5,098,044,922.45/101,125.51
  6. Step 6: Final answer
    x = 50,413.05

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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.