Home / 54,958.72-75,842.64-29,808.16

Finding the Fourth Proportional to 54,958.72, 75,842.64 and 29,808.16

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Solution

The fourth proportional to 54,958.72, 75,842.64 and 29,808.16 is: 41,135.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,958.72 : 75,842.64 = 29,808.16 : x
  2. Step 2: Convert to fraction form
    54,958.72/75,842.64 = 29,808.16/x
  3. Step 3: Cross multiply
    54,958.72x = 75,842.64 × 29,808.16
  4. Step 4: Simplify right side
    54,958.72x = 2,260,729,547.94
  5. Step 5: Solve for x
    x = 2,260,729,547.94/54,958.72
  6. Step 6: Final answer
    x = 41,135.05

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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.