Home / 122,243.14-183,367.27-39,136.90

Finding the Fourth Proportional to 122,243.14, 183,367.27 and 39,136.90

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Solution

The fourth proportional to 122,243.14, 183,367.27 and 39,136.90 is: 58,706.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,243.14 : 183,367.27 = 39,136.90 : x
  2. Step 2: Convert to fraction form
    122,243.14/183,367.27 = 39,136.90/x
  3. Step 3: Cross multiply
    122,243.14x = 183,367.27 × 39,136.90
  4. Step 4: Simplify right side
    122,243.14x = 7,176,426,509.26
  5. Step 5: Solve for x
    x = 7,176,426,509.26/122,243.14
  6. Step 6: Final answer
    x = 58,706.17

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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.