Home / 136,936.58-205,482.22-73,755.36

Finding the Fourth Proportional to 136,936.58, 205,482.22 and 73,755.36

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Solution

The fourth proportional to 136,936.58, 205,482.22 and 73,755.36 is: 110,674.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,936.58 : 205,482.22 = 73,755.36 : x
  2. Step 2: Convert to fraction form
    136,936.58/205,482.22 = 73,755.36/x
  3. Step 3: Cross multiply
    136,936.58x = 205,482.22 × 73,755.36
  4. Step 4: Simplify right side
    136,936.58x = 15,155,414,925.31
  5. Step 5: Solve for x
    x = 15,155,414,925.31/136,936.58
  6. Step 6: Final answer
    x = 110,674.70

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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.