Home / 109,022.20-163,533.30-34,148.60

Finding the Fourth Proportional to 109,022.20, 163,533.30 and 34,148.60

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Solution

The fourth proportional to 109,022.20, 163,533.30 and 34,148.60 is: 51,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,022.20 : 163,533.30 = 34,148.60 : x
  2. Step 2: Convert to fraction form
    109,022.20/163,533.30 = 34,148.60/x
  3. Step 3: Cross multiply
    109,022.20x = 163,533.30 × 34,148.60
  4. Step 4: Simplify right side
    109,022.20x = 5,584,433,248.38
  5. Step 5: Solve for x
    x = 5,584,433,248.38/109,022.20
  6. Step 6: Final answer
    x = 51,222.90

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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.