Home / 53,374.12-80,102.22-50,633.32

Finding the Fourth Proportional to 53,374.12, 80,102.22 and 50,633.32

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Solution

The fourth proportional to 53,374.12, 80,102.22 and 50,633.32 is: 75,988.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,374.12 : 80,102.22 = 50,633.32 : x
  2. Step 2: Convert to fraction form
    53,374.12/80,102.22 = 50,633.32/x
  3. Step 3: Cross multiply
    53,374.12x = 80,102.22 × 50,633.32
  4. Step 4: Simplify right side
    53,374.12x = 4,055,841,337.97
  5. Step 5: Solve for x
    x = 4,055,841,337.97/53,374.12
  6. Step 6: Final answer
    x = 75,988.91

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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.