Home / 221,037.81-331,279.27-94,529.25

Finding the Fourth Proportional to 221,037.81, 331,279.27 and 94,529.25

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Solution

The fourth proportional to 221,037.81, 331,279.27 and 94,529.25 is: 141,675.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,037.81 : 331,279.27 = 94,529.25 : x
  2. Step 2: Convert to fraction form
    221,037.81/331,279.27 = 94,529.25/x
  3. Step 3: Cross multiply
    221,037.81x = 331,279.27 × 94,529.25
  4. Step 4: Simplify right side
    221,037.81x = 31,315,581,629.05
  5. Step 5: Solve for x
    x = 31,315,581,629.05/221,037.81
  6. Step 6: Final answer
    x = 141,675.22

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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.