Home / 56,442.88-84,634.56-30,140.48

Finding the Fourth Proportional to 56,442.88, 84,634.56 and 30,140.48

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Solution

The fourth proportional to 56,442.88, 84,634.56 and 30,140.48 is: 45,194.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,442.88 : 84,634.56 = 30,140.48 : x
  2. Step 2: Convert to fraction form
    56,442.88/84,634.56 = 30,140.48/x
  3. Step 3: Cross multiply
    56,442.88x = 84,634.56 × 30,140.48
  4. Step 4: Simplify right side
    56,442.88x = 2,550,926,262.99
  5. Step 5: Solve for x
    x = 2,550,926,262.99/56,442.88
  6. Step 6: Final answer
    x = 45,194.83

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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.