Home / 111,121.66-166,692.61-36,222.58

Finding the Fourth Proportional to 111,121.66, 166,692.61 and 36,222.58

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Solution

The fourth proportional to 111,121.66, 166,692.61 and 36,222.58 is: 54,337.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,121.66 : 166,692.61 = 36,222.58 : x
  2. Step 2: Convert to fraction form
    111,121.66/166,692.61 = 36,222.58/x
  3. Step 3: Cross multiply
    111,121.66x = 166,692.61 × 36,222.58
  4. Step 4: Simplify right side
    111,121.66x = 6,038,036,401.13
  5. Step 5: Solve for x
    x = 6,038,036,401.13/111,121.66
  6. Step 6: Final answer
    x = 54,337.17

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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.