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Finding the Fourth Proportional to 144,858.66, 217,289.61 and 95,251.02

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Solution

The fourth proportional to 144,858.66, 217,289.61 and 95,251.02 is: 142,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,858.66 : 217,289.61 = 95,251.02 : x
  2. Step 2: Convert to fraction form
    144,858.66/217,289.61 = 95,251.02/x
  3. Step 3: Cross multiply
    144,858.66x = 217,289.61 × 95,251.02
  4. Step 4: Simplify right side
    144,858.66x = 20,697,056,987.90
  5. Step 5: Solve for x
    x = 20,697,056,987.90/144,858.66
  6. Step 6: Final answer
    x = 142,877.60

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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.