Home / 221,623.38-332,426.43-88,463.70

Finding the Fourth Proportional to 221,623.38, 332,426.43 and 88,463.70

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Solution

The fourth proportional to 221,623.38, 332,426.43 and 88,463.70 is: 132,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,623.38 : 332,426.43 = 88,463.70 : x
  2. Step 2: Convert to fraction form
    221,623.38/332,426.43 = 88,463.70/x
  3. Step 3: Cross multiply
    221,623.38x = 332,426.43 × 88,463.70
  4. Step 4: Simplify right side
    221,623.38x = 29,407,671,975.59
  5. Step 5: Solve for x
    x = 29,407,671,975.59/221,623.38
  6. Step 6: Final answer
    x = 132,692.10

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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.