Home / 221,083.77-331,348.35-94,575.54

Finding the Fourth Proportional to 221,083.77, 331,348.35 and 94,575.54

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Solution

The fourth proportional to 221,083.77, 331,348.35 and 94,575.54 is: 141,744.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,083.77 : 331,348.35 = 94,575.54 : x
  2. Step 2: Convert to fraction form
    221,083.77/331,348.35 = 94,575.54/x
  3. Step 3: Cross multiply
    221,083.77x = 331,348.35 × 94,575.54
  4. Step 4: Simplify right side
    221,083.77x = 31,337,449,129.36
  5. Step 5: Solve for x
    x = 31,337,449,129.36/221,083.77
  6. Step 6: Final answer
    x = 141,744.68

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1.5x scale

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.