Home / 221,017.64-304,763.00-149,273.11

Finding the Fourth Proportional to 221,017.64, 304,763.00 and 149,273.11

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Solution

The fourth proportional to 221,017.64, 304,763.00 and 149,273.11 is: 205,833.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,017.64 : 304,763.00 = 149,273.11 : x
  2. Step 2: Convert to fraction form
    221,017.64/304,763.00 = 149,273.11/x
  3. Step 3: Cross multiply
    221,017.64x = 304,763.00 × 149,273.11
  4. Step 4: Simplify right side
    221,017.64x = 45,492,919,314.66
  5. Step 5: Solve for x
    x = 45,492,919,314.66/221,017.64
  6. Step 6: Final answer
    x = 205,833.88

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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.