Home / 164,512.80-227,028.27-89,061.30

Finding the Fourth Proportional to 164,512.80, 227,028.27 and 89,061.30

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Solution

The fourth proportional to 164,512.80, 227,028.27 and 89,061.30 is: 122,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,512.80 : 227,028.27 = 89,061.30 : x
  2. Step 2: Convert to fraction form
    164,512.80/227,028.27 = 89,061.30/x
  3. Step 3: Cross multiply
    164,512.80x = 227,028.27 × 89,061.30
  4. Step 4: Simplify right side
    164,512.80x = 20,219,432,862.95
  5. Step 5: Solve for x
    x = 20,219,432,862.95/164,512.80
  6. Step 6: Final answer
    x = 122,904.92

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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.