Home / 61,930.48-85,469.35-35,077.77

Finding the Fourth Proportional to 61,930.48, 85,469.35 and 35,077.77

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Solution

The fourth proportional to 61,930.48, 85,469.35 and 35,077.77 is: 48,410.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,930.48 : 85,469.35 = 35,077.77 : x
  2. Step 2: Convert to fraction form
    61,930.48/85,469.35 = 35,077.77/x
  3. Step 3: Cross multiply
    61,930.48x = 85,469.35 × 35,077.77
  4. Step 4: Simplify right side
    61,930.48x = 2,998,074,201.35
  5. Step 5: Solve for x
    x = 2,998,074,201.35/61,930.48
  6. Step 6: Final answer
    x = 48,410.32

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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.