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Finding the Fourth Proportional to 77,241.60, 106,597.56 and 47,022.12

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Solution

The fourth proportional to 77,241.60, 106,597.56 and 47,022.12 is: 64,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,241.60 : 106,597.56 = 47,022.12 : x
  2. Step 2: Convert to fraction form
    77,241.60/106,597.56 = 47,022.12/x
  3. Step 3: Cross multiply
    77,241.60x = 106,597.56 × 47,022.12
  4. Step 4: Simplify right side
    77,241.60x = 5,012,443,258.03
  5. Step 5: Solve for x
    x = 5,012,443,258.03/77,241.60
  6. Step 6: Final answer
    x = 64,893.05

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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.