Home / 371,715.17-557,573.20-101,845.61

Finding the Fourth Proportional to 371,715.17, 557,573.20 and 101,845.61

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Solution

The fourth proportional to 371,715.17, 557,573.20 and 101,845.61 is: 152,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,715.17 : 557,573.20 = 101,845.61 : x
  2. Step 2: Convert to fraction form
    371,715.17/557,573.20 = 101,845.61/x
  3. Step 3: Cross multiply
    371,715.17x = 557,573.20 × 101,845.61
  4. Step 4: Simplify right side
    371,715.17x = 56,786,383,812.97
  5. Step 5: Solve for x
    x = 56,786,383,812.97/371,715.17
  6. Step 6: Final answer
    x = 152,768.54

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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.