Home / 221,497.40-332,246.10-103,180.70

Finding the Fourth Proportional to 221,497.40, 332,246.10 and 103,180.70

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Solution

The fourth proportional to 221,497.40, 332,246.10 and 103,180.70 is: 154,771.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,497.40 : 332,246.10 = 103,180.70 : x
  2. Step 2: Convert to fraction form
    221,497.40/332,246.10 = 103,180.70/x
  3. Step 3: Cross multiply
    221,497.40x = 332,246.10 × 103,180.70
  4. Step 4: Simplify right side
    221,497.40x = 34,281,385,170.27
  5. Step 5: Solve for x
    x = 34,281,385,170.27/221,497.40
  6. Step 6: Final answer
    x = 154,771.05

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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.