Home / 122,276.65-183,414.98-84,222.85

Finding the Fourth Proportional to 122,276.65, 183,414.98 and 84,222.85

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Solution

The fourth proportional to 122,276.65, 183,414.98 and 84,222.85 is: 126,334.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,276.65 : 183,414.98 = 84,222.85 : x
  2. Step 2: Convert to fraction form
    122,276.65/183,414.98 = 84,222.85/x
  3. Step 3: Cross multiply
    122,276.65x = 183,414.98 × 84,222.85
  4. Step 4: Simplify right side
    122,276.65x = 15,447,731,927.18
  5. Step 5: Solve for x
    x = 15,447,731,927.18/122,276.65
  6. Step 6: Final answer
    x = 126,334.28

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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.