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Finding the Fourth Proportional to 221,494.80, 332,008.88 and 110,453.52

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Solution

The fourth proportional to 221,494.80, 332,008.88 and 110,453.52 is: 165,563.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,494.80 : 332,008.88 = 110,453.52 : x
  2. Step 2: Convert to fraction form
    221,494.80/332,008.88 = 110,453.52/x
  3. Step 3: Cross multiply
    221,494.80x = 332,008.88 × 110,453.52
  4. Step 4: Simplify right side
    221,494.80x = 36,671,549,467.26
  5. Step 5: Solve for x
    x = 36,671,549,467.26/221,494.80
  6. Step 6: Final answer
    x = 165,563.93

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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.