Home / 45,502.11-68,178.65-43,774.11

Finding the Fourth Proportional to 45,502.11, 68,178.65 and 43,774.11

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Solution

The fourth proportional to 45,502.11, 68,178.65 and 43,774.11 is: 65,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,502.11 : 68,178.65 = 43,774.11 : x
  2. Step 2: Convert to fraction form
    45,502.11/68,178.65 = 43,774.11/x
  3. Step 3: Cross multiply
    45,502.11x = 68,178.65 × 43,774.11
  4. Step 4: Simplify right side
    45,502.11x = 2,984,459,505.88
  5. Step 5: Solve for x
    x = 2,984,459,505.88/45,502.11
  6. Step 6: Final answer
    x = 65,589.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.