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Finding the Fourth Proportional to 82,796.76, 114,258.96 and 45,070.92

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Solution

The fourth proportional to 82,796.76, 114,258.96 and 45,070.92 is: 62,197.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,796.76 : 114,258.96 = 45,070.92 : x
  2. Step 2: Convert to fraction form
    82,796.76/114,258.96 = 45,070.92/x
  3. Step 3: Cross multiply
    82,796.76x = 114,258.96 × 45,070.92
  4. Step 4: Simplify right side
    82,796.76x = 5,149,756,445.44
  5. Step 5: Solve for x
    x = 5,149,756,445.44/82,796.76
  6. Step 6: Final answer
    x = 62,197.56

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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.