Home / 82,203.14-113,404.33-48,194.42

Finding the Fourth Proportional to 82,203.14, 113,404.33 and 48,194.42

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Solution

The fourth proportional to 82,203.14, 113,404.33 and 48,194.42 is: 66,487.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,203.14 : 113,404.33 = 48,194.42 : x
  2. Step 2: Convert to fraction form
    82,203.14/113,404.33 = 48,194.42/x
  3. Step 3: Cross multiply
    82,203.14x = 113,404.33 × 48,194.42
  4. Step 4: Simplify right side
    82,203.14x = 5,465,455,909.84
  5. Step 5: Solve for x
    x = 5,465,455,909.84/82,203.14
  6. Step 6: Final answer
    x = 66,487.19

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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.