Home / 55,882.28-77,113.68-33,220.10

Finding the Fourth Proportional to 55,882.28, 77,113.68 and 33,220.10

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Solution

The fourth proportional to 55,882.28, 77,113.68 and 33,220.10 is: 45,841.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,882.28 : 77,113.68 = 33,220.10 : x
  2. Step 2: Convert to fraction form
    55,882.28/77,113.68 = 33,220.10/x
  3. Step 3: Cross multiply
    55,882.28x = 77,113.68 × 33,220.10
  4. Step 4: Simplify right side
    55,882.28x = 2,561,724,160.97
  5. Step 5: Solve for x
    x = 2,561,724,160.97/55,882.28
  6. Step 6: Final answer
    x = 45,841.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.