Home / 277,224.18-415,887.57-87,732.24

Finding the Fourth Proportional to 277,224.18, 415,887.57 and 87,732.24

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Solution

The fourth proportional to 277,224.18, 415,887.57 and 87,732.24 is: 131,614.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,224.18 : 415,887.57 = 87,732.24 : x
  2. Step 2: Convert to fraction form
    277,224.18/415,887.57 = 87,732.24/x
  3. Step 3: Cross multiply
    277,224.18x = 415,887.57 × 87,732.24
  4. Step 4: Simplify right side
    277,224.18x = 36,486,748,104.26
  5. Step 5: Solve for x
    x = 36,486,748,104.26/277,224.18
  6. Step 6: Final answer
    x = 131,614.59

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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.