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Finding the Fourth Proportional to 111,386.66, 167,041.13 and 44,809.52

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Solution

The fourth proportional to 111,386.66, 167,041.13 and 44,809.52 is: 67,198.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,386.66 : 167,041.13 = 44,809.52 : x
  2. Step 2: Convert to fraction form
    111,386.66/167,041.13 = 44,809.52/x
  3. Step 3: Cross multiply
    111,386.66x = 167,041.13 × 44,809.52
  4. Step 4: Simplify right side
    111,386.66x = 7,485,031,796.30
  5. Step 5: Solve for x
    x = 7,485,031,796.30/111,386.66
  6. Step 6: Final answer
    x = 67,198.64

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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.