Home / 108,434.17-162,697.77-41,921

Finding the Fourth Proportional to 108,434.17, 162,697.77 and 41,921

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Solution

The fourth proportional to 108,434.17, 162,697.77 and 41,921 is: 62,899.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,434.17 : 162,697.77 = 41,921 : x
  2. Step 2: Convert to fraction form
    108,434.17/162,697.77 = 41,921/x
  3. Step 3: Cross multiply
    108,434.17x = 162,697.77 × 41,921
  4. Step 4: Simplify right side
    108,434.17x = 6,820,453,216.17
  5. Step 5: Solve for x
    x = 6,820,453,216.17/108,434.17
  6. Step 6: Final answer
    x = 62,899.48

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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.