Home / 108,174.05-149,288.27-62,247.77

Finding the Fourth Proportional to 108,174.05, 149,288.27 and 62,247.77

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Solution

The fourth proportional to 108,174.05, 149,288.27 and 62,247.77 is: 85,906.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,174.05 : 149,288.27 = 62,247.77 : x
  2. Step 2: Convert to fraction form
    108,174.05/149,288.27 = 62,247.77/x
  3. Step 3: Cross multiply
    108,174.05x = 149,288.27 × 62,247.77
  4. Step 4: Simplify right side
    108,174.05x = 9,292,860,836.98
  5. Step 5: Solve for x
    x = 9,292,860,836.98/108,174.05
  6. Step 6: Final answer
    x = 85,906.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.