Home / 149,006.60-205,544.94-88,596.72

Finding the Fourth Proportional to 149,006.60, 205,544.94 and 88,596.72

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Solution

The fourth proportional to 149,006.60, 205,544.94 and 88,596.72 is: 122,213.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,006.60 : 205,544.94 = 88,596.72 : x
  2. Step 2: Convert to fraction form
    149,006.60/205,544.94 = 88,596.72/x
  3. Step 3: Cross multiply
    149,006.60x = 205,544.94 × 88,596.72
  4. Step 4: Simplify right side
    149,006.60x = 18,210,607,053.61
  5. Step 5: Solve for x
    x = 18,210,607,053.61/149,006.60
  6. Step 6: Final answer
    x = 122,213.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.