Home / 164,865.24-227,507.94-89,412.12

Finding the Fourth Proportional to 164,865.24, 227,507.94 and 89,412.12

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Solution

The fourth proportional to 164,865.24, 227,507.94 and 89,412.12 is: 123,385.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,865.24 : 227,507.94 = 89,412.12 : x
  2. Step 2: Convert to fraction form
    164,865.24/227,507.94 = 89,412.12/x
  3. Step 3: Cross multiply
    164,865.24x = 227,507.94 × 89,412.12
  4. Step 4: Simplify right side
    164,865.24x = 20,341,967,232.23
  5. Step 5: Solve for x
    x = 20,341,967,232.23/164,865.24
  6. Step 6: Final answer
    x = 123,385.42

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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.