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Finding the Fourth Proportional to 144,552.96, 216,850.10 and 44,721.68

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Solution

The fourth proportional to 144,552.96, 216,850.10 and 44,721.68 is: 67,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,552.96 : 216,850.10 = 44,721.68 : x
  2. Step 2: Convert to fraction form
    144,552.96/216,850.10 = 44,721.68/x
  3. Step 3: Cross multiply
    144,552.96x = 216,850.10 × 44,721.68
  4. Step 4: Simplify right side
    144,552.96x = 9,697,900,238.04
  5. Step 5: Solve for x
    x = 9,697,900,238.04/144,552.96
  6. Step 6: Final answer
    x = 67,088.91

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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.