Home / 219,712.50-302,910.03-174,540.42

Finding the Fourth Proportional to 219,712.50, 302,910.03 and 174,540.42

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Solution

The fourth proportional to 219,712.50, 302,910.03 and 174,540.42 is: 240,632.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,712.50 : 302,910.03 = 174,540.42 : x
  2. Step 2: Convert to fraction form
    219,712.50/302,910.03 = 174,540.42/x
  3. Step 3: Cross multiply
    219,712.50x = 302,910.03 × 174,540.42
  4. Step 4: Simplify right side
    219,712.50x = 52,870,043,858.41
  5. Step 5: Solve for x
    x = 52,870,043,858.41/219,712.50
  6. Step 6: Final answer
    x = 240,632.84

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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.