Home / 122,264.84-183,450.04-66,144.47

Finding the Fourth Proportional to 122,264.84, 183,450.04 and 66,144.47

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Solution

The fourth proportional to 122,264.84, 183,450.04 and 66,144.47 is: 99,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,264.84 : 183,450.04 = 66,144.47 : x
  2. Step 2: Convert to fraction form
    122,264.84/183,450.04 = 66,144.47/x
  3. Step 3: Cross multiply
    122,264.84x = 183,450.04 × 66,144.47
  4. Step 4: Simplify right side
    122,264.84x = 12,134,206,318.56
  5. Step 5: Solve for x
    x = 12,134,206,318.56/122,264.84
  6. Step 6: Final answer
    x = 99,245.26

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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.