Home / 136,621.80-204,932.70-96,532.20

Finding the Fourth Proportional to 136,621.80, 204,932.70 and 96,532.20

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Solution

The fourth proportional to 136,621.80, 204,932.70 and 96,532.20 is: 144,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,621.80 : 204,932.70 = 96,532.20 : x
  2. Step 2: Convert to fraction form
    136,621.80/204,932.70 = 96,532.20/x
  3. Step 3: Cross multiply
    136,621.80x = 204,932.70 × 96,532.20
  4. Step 4: Simplify right side
    136,621.80x = 19,782,604,382.94
  5. Step 5: Solve for x
    x = 19,782,604,382.94/136,621.80
  6. Step 6: Final answer
    x = 144,798.30

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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.