Home / 276,936.23-382,172.54-160,672.29

Finding the Fourth Proportional to 276,936.23, 382,172.54 and 160,672.29

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Solution

The fourth proportional to 276,936.23, 382,172.54 and 160,672.29 is: 221,728.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,936.23 : 382,172.54 = 160,672.29 : x
  2. Step 2: Convert to fraction form
    276,936.23/382,172.54 = 160,672.29/x
  3. Step 3: Cross multiply
    276,936.23x = 382,172.54 × 160,672.29
  4. Step 4: Simplify right side
    276,936.23x = 61,404,536,373.56
  5. Step 5: Solve for x
    x = 61,404,536,373.56/276,936.23
  6. Step 6: Final answer
    x = 221,728.08

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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.