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Finding the Fourth Proportional to 301,371.64, 452,042.61 and 111,868.90

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Solution

The fourth proportional to 301,371.64, 452,042.61 and 111,868.90 is: 167,797.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,371.64 : 452,042.61 = 111,868.90 : x
  2. Step 2: Convert to fraction form
    301,371.64/452,042.61 = 111,868.90/x
  3. Step 3: Cross multiply
    301,371.64x = 452,042.61 × 111,868.90
  4. Step 4: Simplify right side
    301,371.64x = 50,569,509,533.83
  5. Step 5: Solve for x
    x = 50,569,509,533.83/301,371.64
  6. Step 6: Final answer
    x = 167,797.84

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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.