Home / 92,843.13-128,126.16-50,404.44

Finding the Fourth Proportional to 92,843.13, 128,126.16 and 50,404.44

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Solution

The fourth proportional to 92,843.13, 128,126.16 and 50,404.44 is: 69,559.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,843.13 : 128,126.16 = 50,404.44 : x
  2. Step 2: Convert to fraction form
    92,843.13/128,126.16 = 50,404.44/x
  3. Step 3: Cross multiply
    92,843.13x = 128,126.16 × 50,404.44
  4. Step 4: Simplify right side
    92,843.13x = 6,458,127,344.15
  5. Step 5: Solve for x
    x = 6,458,127,344.15/92,843.13
  6. Step 6: Final answer
    x = 69,559.56

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1.5x scale

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.