Home / 61,625.10-85,042.41-33,330.79

Finding the Fourth Proportional to 61,625.10, 85,042.41 and 33,330.79

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Solution

The fourth proportional to 61,625.10, 85,042.41 and 33,330.79 is: 45,996.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,625.10 : 85,042.41 = 33,330.79 : x
  2. Step 2: Convert to fraction form
    61,625.10/85,042.41 = 33,330.79/x
  3. Step 3: Cross multiply
    61,625.10x = 85,042.41 × 33,330.79
  4. Step 4: Simplify right side
    61,625.10x = 2,834,530,690.12
  5. Step 5: Solve for x
    x = 2,834,530,690.12/61,625.10
  6. Step 6: Final answer
    x = 45,996.36

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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.