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Finding the Fourth Proportional to 144,196.29, 216,294.93 and 44,355.81

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Solution

The fourth proportional to 144,196.29, 216,294.93 and 44,355.81 is: 66,533.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,196.29 : 216,294.93 = 44,355.81 : x
  2. Step 2: Convert to fraction form
    144,196.29/216,294.93 = 44,355.81/x
  3. Step 3: Cross multiply
    144,196.29x = 216,294.93 × 44,355.81
  4. Step 4: Simplify right side
    144,196.29x = 9,593,936,819.04
  5. Step 5: Solve for x
    x = 9,593,936,819.04/144,196.29
  6. Step 6: Final answer
    x = 66,533.87

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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.