Home / 276,828.33-382,013.33-155,994.96

Finding the Fourth Proportional to 276,828.33, 382,013.33 and 155,994.96

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Solution

The fourth proportional to 276,828.33, 382,013.33 and 155,994.96 is: 215,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,828.33 : 382,013.33 = 155,994.96 : x
  2. Step 2: Convert to fraction form
    276,828.33/382,013.33 = 155,994.96/x
  3. Step 3: Cross multiply
    276,828.33x = 382,013.33 × 155,994.96
  4. Step 4: Simplify right side
    276,828.33x = 59,592,154,132.82
  5. Step 5: Solve for x
    x = 59,592,154,132.82/276,828.33
  6. Step 6: Final answer
    x = 215,267.54

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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.