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Finding the Fourth Proportional to 111,904.28, 167,858.17 and 62,299.66

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Solution

The fourth proportional to 111,904.28, 167,858.17 and 62,299.66 is: 93,450.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,904.28 : 167,858.17 = 62,299.66 : x
  2. Step 2: Convert to fraction form
    111,904.28/167,858.17 = 62,299.66/x
  3. Step 3: Cross multiply
    111,904.28x = 167,858.17 × 62,299.66
  4. Step 4: Simplify right side
    111,904.28x = 10,457,506,536.90
  5. Step 5: Solve for x
    x = 10,457,506,536.90/111,904.28
  6. Step 6: Final answer
    x = 93,450.46

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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.