Home / 133,371.60-184,232.53-106,704.78

Finding the Fourth Proportional to 133,371.60, 184,232.53 and 106,704.78

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Solution

The fourth proportional to 133,371.60, 184,232.53 and 106,704.78 is: 147,396.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,371.60 : 184,232.53 = 106,704.78 : x
  2. Step 2: Convert to fraction form
    133,371.60/184,232.53 = 106,704.78/x
  3. Step 3: Cross multiply
    133,371.60x = 184,232.53 × 106,704.78
  4. Step 4: Simplify right side
    133,371.60x = 19,658,490,424.79
  5. Step 5: Solve for x
    x = 19,658,490,424.79/133,371.60
  6. Step 6: Final answer
    x = 147,396.38

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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.