Home / 122,273.12-183,138.72-93,984.88

Finding the Fourth Proportional to 122,273.12, 183,138.72 and 93,984.88

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Solution

The fourth proportional to 122,273.12, 183,138.72 and 93,984.88 is: 140,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,273.12 : 183,138.72 = 93,984.88 : x
  2. Step 2: Convert to fraction form
    122,273.12/183,138.72 = 93,984.88/x
  3. Step 3: Cross multiply
    122,273.12x = 183,138.72 × 93,984.88
  4. Step 4: Simplify right side
    122,273.12x = 17,212,270,622.55
  5. Step 5: Solve for x
    x = 17,212,270,622.55/122,273.12
  6. Step 6: Final answer
    x = 140,769.05

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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.