Home / 104,717.10-157,068.45-33,638.70

Finding the Fourth Proportional to 104,717.10, 157,068.45 and 33,638.70

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Solution

The fourth proportional to 104,717.10, 157,068.45 and 33,638.70 is: 50,455.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,717.10 : 157,068.45 = 33,638.70 : x
  2. Step 2: Convert to fraction form
    104,717.10/157,068.45 = 33,638.70/x
  3. Step 3: Cross multiply
    104,717.10x = 157,068.45 × 33,638.70
  4. Step 4: Simplify right side
    104,717.10x = 5,283,578,469.02
  5. Step 5: Solve for x
    x = 5,283,578,469.02/104,717.10
  6. Step 6: Final answer
    x = 50,455.74

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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.