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Finding the Fourth Proportional to 61,920.48, 85,447.98 and 33,625.56

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Solution

The fourth proportional to 61,920.48, 85,447.98 and 33,625.56 is: 46,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,920.48 : 85,447.98 = 33,625.56 : x
  2. Step 2: Convert to fraction form
    61,920.48/85,447.98 = 33,625.56/x
  3. Step 3: Cross multiply
    61,920.48x = 85,447.98 × 33,625.56
  4. Step 4: Simplify right side
    61,920.48x = 2,873,236,178.37
  5. Step 5: Solve for x
    x = 2,873,236,178.37/61,920.48
  6. Step 6: Final answer
    x = 46,402.03

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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.