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Finding the Fourth Proportional to 55,414.80, 83,097.90 and 22,123.80

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Solution

The fourth proportional to 55,414.80, 83,097.90 and 22,123.80 is: 33,176.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,414.80 : 83,097.90 = 22,123.80 : x
  2. Step 2: Convert to fraction form
    55,414.80/83,097.90 = 22,123.80/x
  3. Step 3: Cross multiply
    55,414.80x = 83,097.90 × 22,123.80
  4. Step 4: Simplify right side
    55,414.80x = 1,838,441,320.02
  5. Step 5: Solve for x
    x = 1,838,441,320.02/55,414.80
  6. Step 6: Final answer
    x = 33,176.00

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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.