Home / 110,529.36-165,654.45-47,274.30

Finding the Fourth Proportional to 110,529.36, 165,654.45 and 47,274.30

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Solution

The fourth proportional to 110,529.36, 165,654.45 and 47,274.30 is: 70,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,529.36 : 165,654.45 = 47,274.30 : x
  2. Step 2: Convert to fraction form
    110,529.36/165,654.45 = 47,274.30/x
  3. Step 3: Cross multiply
    110,529.36x = 165,654.45 × 47,274.30
  4. Step 4: Simplify right side
    110,529.36x = 7,831,198,165.64
  5. Step 5: Solve for x
    x = 7,831,198,165.64/110,529.36
  6. Step 6: Final answer
    x = 70,851.75

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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.