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Finding the Fourth Proportional to 144,490.73, 216,657.32 and 44,632.31

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Solution

The fourth proportional to 144,490.73, 216,657.32 and 44,632.31 is: 66,924.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,490.73 : 216,657.32 = 44,632.31 : x
  2. Step 2: Convert to fraction form
    144,490.73/216,657.32 = 44,632.31/x
  3. Step 3: Cross multiply
    144,490.73x = 216,657.32 × 44,632.31
  4. Step 4: Simplify right side
    144,490.73x = 9,669,915,363.56
  5. Step 5: Solve for x
    x = 9,669,915,363.56/144,490.73
  6. Step 6: Final answer
    x = 66,924.13

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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.