Home / 110,772.20-166,158.30-57,628.10

Finding the Fourth Proportional to 110,772.20, 166,158.30 and 57,628.10

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Solution

The fourth proportional to 110,772.20, 166,158.30 and 57,628.10 is: 86,442.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,772.20 : 166,158.30 = 57,628.10 : x
  2. Step 2: Convert to fraction form
    110,772.20/166,158.30 = 57,628.10/x
  3. Step 3: Cross multiply
    110,772.20x = 166,158.30 × 57,628.10
  4. Step 4: Simplify right side
    110,772.20x = 9,575,387,128.23
  5. Step 5: Solve for x
    x = 9,575,387,128.23/110,772.20
  6. Step 6: Final answer
    x = 86,442.15

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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.