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Finding the Fourth Proportional to 111,911.46, 167,897.93 and 33,025.68

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Solution

The fourth proportional to 111,911.46, 167,897.93 and 33,025.68 is: 49,547.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,911.46 : 167,897.93 = 33,025.68 : x
  2. Step 2: Convert to fraction form
    111,911.46/167,897.93 = 33,025.68/x
  3. Step 3: Cross multiply
    111,911.46x = 167,897.93 × 33,025.68
  4. Step 4: Simplify right side
    111,911.46x = 5,544,943,143.71
  5. Step 5: Solve for x
    x = 5,544,943,143.71/111,911.46
  6. Step 6: Final answer
    x = 49,547.59

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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.