Home / 122,627.88-183,954.78-52,488.36

Finding the Fourth Proportional to 122,627.88, 183,954.78 and 52,488.36

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Solution

The fourth proportional to 122,627.88, 183,954.78 and 52,488.36 is: 78,738.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,627.88 : 183,954.78 = 52,488.36 : x
  2. Step 2: Convert to fraction form
    122,627.88/183,954.78 = 52,488.36/x
  3. Step 3: Cross multiply
    122,627.88x = 183,954.78 × 52,488.36
  4. Step 4: Simplify right side
    122,627.88x = 9,655,484,716.36
  5. Step 5: Solve for x
    x = 9,655,484,716.36/122,627.88
  6. Step 6: Final answer
    x = 78,738.09

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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.