Home / 101,317.32-151,979.06-34,756.49

Finding the Fourth Proportional to 101,317.32, 151,979.06 and 34,756.49

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Solution

The fourth proportional to 101,317.32, 151,979.06 and 34,756.49 is: 52,135.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,317.32 : 151,979.06 = 34,756.49 : x
  2. Step 2: Convert to fraction form
    101,317.32/151,979.06 = 34,756.49/x
  3. Step 3: Cross multiply
    101,317.32x = 151,979.06 × 34,756.49
  4. Step 4: Simplify right side
    101,317.32x = 5,282,258,260.40
  5. Step 5: Solve for x
    x = 5,282,258,260.40/101,317.32
  6. Step 6: Final answer
    x = 52,135.79

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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.