Home / 111,455.22-167,215.68-41,318.22

Finding the Fourth Proportional to 111,455.22, 167,215.68 and 41,318.22

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Solution

The fourth proportional to 111,455.22, 167,215.68 and 41,318.22 is: 61,989.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,455.22 : 167,215.68 = 41,318.22 : x
  2. Step 2: Convert to fraction form
    111,455.22/167,215.68 = 41,318.22/x
  3. Step 3: Cross multiply
    111,455.22x = 167,215.68 × 41,318.22
  4. Step 4: Simplify right side
    111,455.22x = 6,909,054,253.69
  5. Step 5: Solve for x
    x = 6,909,054,253.69/111,455.22
  6. Step 6: Final answer
    x = 61,989.51

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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.