Home / 221,298.20-331,947.30-73,554.20

Finding the Fourth Proportional to 221,298.20, 331,947.30 and 73,554.20

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Solution

The fourth proportional to 221,298.20, 331,947.30 and 73,554.20 is: 110,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,298.20 : 331,947.30 = 73,554.20 : x
  2. Step 2: Convert to fraction form
    221,298.20/331,947.30 = 73,554.20/x
  3. Step 3: Cross multiply
    221,298.20x = 331,947.30 × 73,554.20
  4. Step 4: Simplify right side
    221,298.20x = 24,416,118,093.66
  5. Step 5: Solve for x
    x = 24,416,118,093.66/221,298.20
  6. Step 6: Final answer
    x = 110,331.30

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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.