Home / 73,319.37-101,180.91-39,785.37

Finding the Fourth Proportional to 73,319.37, 101,180.91 and 39,785.37

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Solution

The fourth proportional to 73,319.37, 101,180.91 and 39,785.37 is: 54,903.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,319.37 : 101,180.91 = 39,785.37 : x
  2. Step 2: Convert to fraction form
    73,319.37/101,180.91 = 39,785.37/x
  3. Step 3: Cross multiply
    73,319.37x = 101,180.91 × 39,785.37
  4. Step 4: Simplify right side
    73,319.37x = 4,025,519,742.36
  5. Step 5: Solve for x
    x = 4,025,519,742.36/73,319.37
  6. Step 6: Final answer
    x = 54,903.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.