Home / 221,462.15-332,194.37-55,250.15

Finding the Fourth Proportional to 221,462.15, 332,194.37 and 55,250.15

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Solution

The fourth proportional to 221,462.15, 332,194.37 and 55,250.15 is: 82,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,462.15 : 332,194.37 = 55,250.15 : x
  2. Step 2: Convert to fraction form
    221,462.15/332,194.37 = 55,250.15/x
  3. Step 3: Cross multiply
    221,462.15x = 332,194.37 × 55,250.15
  4. Step 4: Simplify right side
    221,462.15x = 18,353,788,495.40
  5. Step 5: Solve for x
    x = 18,353,788,495.40/221,462.15
  6. Step 6: Final answer
    x = 82,875.51

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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.