Home / 136,226.80-204,461.70-79,996.60

Finding the Fourth Proportional to 136,226.80, 204,461.70 and 79,996.60

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Solution

The fourth proportional to 136,226.80, 204,461.70 and 79,996.60 is: 120,066.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,226.80 : 204,461.70 = 79,996.60 : x
  2. Step 2: Convert to fraction form
    136,226.80/204,461.70 = 79,996.60/x
  3. Step 3: Cross multiply
    136,226.80x = 204,461.70 × 79,996.60
  4. Step 4: Simplify right side
    136,226.80x = 16,356,240,830.22
  5. Step 5: Solve for x
    x = 16,356,240,830.22/136,226.80
  6. Step 6: Final answer
    x = 120,066.25

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1.5x scale

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.