Home / 54,885.05-75,709.78-33,066.17

Finding the Fourth Proportional to 54,885.05, 75,709.78 and 33,066.17

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Solution

The fourth proportional to 54,885.05, 75,709.78 and 33,066.17 is: 45,612.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,885.05 : 75,709.78 = 33,066.17 : x
  2. Step 2: Convert to fraction form
    54,885.05/75,709.78 = 33,066.17/x
  3. Step 3: Cross multiply
    54,885.05x = 75,709.78 × 33,066.17
  4. Step 4: Simplify right side
    54,885.05x = 2,503,431,994.93
  5. Step 5: Solve for x
    x = 2,503,431,994.93/54,885.05
  6. Step 6: Final answer
    x = 45,612.28

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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.