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Finding the Fourth Proportional to 164,605.62, 227,155.65 and 89,153.94

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Solution

The fourth proportional to 164,605.62, 227,155.65 and 89,153.94 is: 123,032.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,605.62 : 227,155.65 = 89,153.94 : x
  2. Step 2: Convert to fraction form
    164,605.62/227,155.65 = 89,153.94/x
  3. Step 3: Cross multiply
    164,605.62x = 227,155.65 × 89,153.94
  4. Step 4: Simplify right side
    164,605.62x = 20,251,821,190.76
  5. Step 5: Solve for x
    x = 20,251,821,190.76/164,605.62
  6. Step 6: Final answer
    x = 123,032.38

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1.5x scale

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.