Home / 54,646.79-75,412.85-30,773.88

Finding the Fourth Proportional to 54,646.79, 75,412.85 and 30,773.88

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Solution

The fourth proportional to 54,646.79, 75,412.85 and 30,773.88 is: 42,468.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,646.79 : 75,412.85 = 30,773.88 : x
  2. Step 2: Convert to fraction form
    54,646.79/75,412.85 = 30,773.88/x
  3. Step 3: Cross multiply
    54,646.79x = 75,412.85 × 30,773.88
  4. Step 4: Simplify right side
    54,646.79x = 2,320,745,842.49
  5. Step 5: Solve for x
    x = 2,320,745,842.49/54,646.79
  6. Step 6: Final answer
    x = 42,468.11

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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.