Home / 164,593.95-227,139.66-89,142.45

Finding the Fourth Proportional to 164,593.95, 227,139.66 and 89,142.45

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Solution

The fourth proportional to 164,593.95, 227,139.66 and 89,142.45 is: 123,016.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,593.95 : 227,139.66 = 89,142.45 : x
  2. Step 2: Convert to fraction form
    164,593.95/227,139.66 = 89,142.45/x
  3. Step 3: Cross multiply
    164,593.95x = 227,139.66 × 89,142.45
  4. Step 4: Simplify right side
    164,593.95x = 20,247,786,352.42
  5. Step 5: Solve for x
    x = 20,247,786,352.42/164,593.95
  6. Step 6: Final answer
    x = 123,016.59

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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.