Home / 122,270.12-183,134.23-93,981.88

Finding the Fourth Proportional to 122,270.12, 183,134.23 and 93,981.88

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Solution

The fourth proportional to 122,270.12, 183,134.23 and 93,981.88 is: 140,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,270.12 : 183,134.23 = 93,981.88 : x
  2. Step 2: Convert to fraction form
    122,270.12/183,134.23 = 93,981.88/x
  3. Step 3: Cross multiply
    122,270.12x = 183,134.23 × 93,981.88
  4. Step 4: Simplify right side
    122,270.12x = 17,211,298,534.96
  5. Step 5: Solve for x
    x = 17,211,298,534.96/122,270.12
  6. Step 6: Final answer
    x = 140,764.56

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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.