Home / 54,956.96-75,850.08-31,091.04

Finding the Fourth Proportional to 54,956.96, 75,850.08 and 31,091.04

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Solution

The fourth proportional to 54,956.96, 75,850.08 and 31,091.04 is: 42,911.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,956.96 : 75,850.08 = 31,091.04 : x
  2. Step 2: Convert to fraction form
    54,956.96/75,850.08 = 31,091.04/x
  3. Step 3: Cross multiply
    54,956.96x = 75,850.08 × 31,091.04
  4. Step 4: Simplify right side
    54,956.96x = 2,358,257,871.28
  5. Step 5: Solve for x
    x = 2,358,257,871.28/54,956.96
  6. Step 6: Final answer
    x = 42,911.00

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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.