Home / 164,972.13-227,662.14-89,520.63

Finding the Fourth Proportional to 164,972.13, 227,662.14 and 89,520.63

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Solution

The fourth proportional to 164,972.13, 227,662.14 and 89,520.63 is: 123,538.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,972.13 : 227,662.14 = 89,520.63 : x
  2. Step 2: Convert to fraction form
    164,972.13/227,662.14 = 89,520.63/x
  3. Step 3: Cross multiply
    164,972.13x = 227,662.14 × 89,520.63
  4. Step 4: Simplify right side
    164,972.13x = 20,380,458,199.95
  5. Step 5: Solve for x
    x = 20,380,458,199.95/164,972.13
  6. Step 6: Final answer
    x = 123,538.80

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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.