Home / 111,266.25-166,920.30-44,711.66

Finding the Fourth Proportional to 111,266.25, 166,920.30 and 44,711.66

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Solution

The fourth proportional to 111,266.25, 166,920.30 and 44,711.66 is: 67,075.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,266.25 : 166,920.30 = 44,711.66 : x
  2. Step 2: Convert to fraction form
    111,266.25/166,920.30 = 44,711.66/x
  3. Step 3: Cross multiply
    111,266.25x = 166,920.30 × 44,711.66
  4. Step 4: Simplify right side
    111,266.25x = 7,463,282,866.10
  5. Step 5: Solve for x
    x = 7,463,282,866.10/111,266.25
  6. Step 6: Final answer
    x = 67,075.89

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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.