Home / 123,136.17-184,714.73-38,873.79

Finding the Fourth Proportional to 123,136.17, 184,714.73 and 38,873.79

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Solution

The fourth proportional to 123,136.17, 184,714.73 and 38,873.79 is: 58,313.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,136.17 : 184,714.73 = 38,873.79 : x
  2. Step 2: Convert to fraction form
    123,136.17/184,714.73 = 38,873.79/x
  3. Step 3: Cross multiply
    123,136.17x = 184,714.73 × 38,873.79
  4. Step 4: Simplify right side
    123,136.17x = 7,180,561,623.93
  5. Step 5: Solve for x
    x = 7,180,561,623.93/123,136.17
  6. Step 6: Final answer
    x = 58,313.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.