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Finding the Fourth Proportional to 82,793.01, 124,207.83 and 30,202.32

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Solution

The fourth proportional to 82,793.01, 124,207.83 and 30,202.32 is: 45,310.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,793.01 : 124,207.83 = 30,202.32 : x
  2. Step 2: Convert to fraction form
    82,793.01/124,207.83 = 30,202.32/x
  3. Step 3: Cross multiply
    82,793.01x = 124,207.83 × 30,202.32
  4. Step 4: Simplify right side
    82,793.01x = 3,751,364,628.17
  5. Step 5: Solve for x
    x = 3,751,364,628.17/82,793.01
  6. Step 6: Final answer
    x = 45,310.16

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1.5x scale

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.