Home / 111,028.59-166,544.10-88,813.53

Finding the Fourth Proportional to 111,028.59, 166,544.10 and 88,813.53

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Solution

The fourth proportional to 111,028.59, 166,544.10 and 88,813.53 is: 133,221.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,028.59 : 166,544.10 = 88,813.53 : x
  2. Step 2: Convert to fraction form
    111,028.59/166,544.10 = 88,813.53/x
  3. Step 3: Cross multiply
    111,028.59x = 166,544.10 × 88,813.53
  4. Step 4: Simplify right side
    111,028.59x = 14,791,369,421.67
  5. Step 5: Solve for x
    x = 14,791,369,421.67/111,028.59
  6. Step 6: Final answer
    x = 133,221.27

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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.