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Finding the Fourth Proportional to 144,366.58, 216,495.87 and 49,569.85

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Solution

The fourth proportional to 144,366.58, 216,495.87 and 49,569.85 is: 74,336.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,366.58 : 216,495.87 = 49,569.85 : x
  2. Step 2: Convert to fraction form
    144,366.58/216,495.87 = 49,569.85/x
  3. Step 3: Cross multiply
    144,366.58x = 216,495.87 × 49,569.85
  4. Step 4: Simplify right side
    144,366.58x = 10,731,667,801.52
  5. Step 5: Solve for x
    x = 10,731,667,801.52/144,366.58
  6. Step 6: Final answer
    x = 74,336.23

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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.