Home / 75,866.13-113,523.80-54,848.25

Finding the Fourth Proportional to 75,866.13, 113,523.80 and 54,848.25

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Solution

The fourth proportional to 75,866.13, 113,523.80 and 54,848.25 is: 82,073.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,866.13 : 113,523.80 = 54,848.25 : x
  2. Step 2: Convert to fraction form
    75,866.13/113,523.80 = 54,848.25/x
  3. Step 3: Cross multiply
    75,866.13x = 113,523.80 × 54,848.25
  4. Step 4: Simplify right side
    75,866.13x = 6,226,581,489.11
  5. Step 5: Solve for x
    x = 6,226,581,489.11/75,866.13
  6. Step 6: Final answer
    x = 82,073.27

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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.