Home / 122,136.45-183,205.07-43,252.98

Finding the Fourth Proportional to 122,136.45, 183,205.07 and 43,252.98

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Solution

The fourth proportional to 122,136.45, 183,205.07 and 43,252.98 is: 64,879.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,136.45 : 183,205.07 = 43,252.98 : x
  2. Step 2: Convert to fraction form
    122,136.45/183,205.07 = 43,252.98/x
  3. Step 3: Cross multiply
    122,136.45x = 183,205.07 × 43,252.98
  4. Step 4: Simplify right side
    122,136.45x = 7,924,165,228.61
  5. Step 5: Solve for x
    x = 7,924,165,228.61/122,136.45
  6. Step 6: Final answer
    x = 64,879.61

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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.