Home / 164,919.19-227,588.91-89,467.69

Finding the Fourth Proportional to 164,919.19, 227,588.91 and 89,467.69

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Solution

The fourth proportional to 164,919.19, 227,588.91 and 89,467.69 is: 123,465.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,919.19 : 227,588.91 = 89,467.69 : x
  2. Step 2: Convert to fraction form
    164,919.19/227,588.91 = 89,467.69/x
  3. Step 3: Cross multiply
    164,919.19x = 227,588.91 × 89,467.69
  4. Step 4: Simplify right side
    164,919.19x = 20,361,854,047.32
  5. Step 5: Solve for x
    x = 20,361,854,047.32/164,919.19
  6. Step 6: Final answer
    x = 123,465.64

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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.