Home / 276,817.74-382,008.48-149,493.36

Finding the Fourth Proportional to 276,817.74, 382,008.48 and 149,493.36

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Solution

The fourth proportional to 276,817.74, 382,008.48 and 149,493.36 is: 206,300.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,817.74 : 382,008.48 = 149,493.36 : x
  2. Step 2: Convert to fraction form
    276,817.74/382,008.48 = 149,493.36/x
  3. Step 3: Cross multiply
    276,817.74x = 382,008.48 × 149,493.36
  4. Step 4: Simplify right side
    276,817.74x = 57,107,731,223.69
  5. Step 5: Solve for x
    x = 57,107,731,223.69/276,817.74
  6. Step 6: Final answer
    x = 206,300.84

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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.