Home / 144,939.73-217,411.27-43,738.66

Finding the Fourth Proportional to 144,939.73, 217,411.27 and 43,738.66

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Solution

The fourth proportional to 144,939.73, 217,411.27 and 43,738.66 is: 65,608.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,939.73 : 217,411.27 = 43,738.66 : x
  2. Step 2: Convert to fraction form
    144,939.73/217,411.27 = 43,738.66/x
  3. Step 3: Cross multiply
    144,939.73x = 217,411.27 × 43,738.66
  4. Step 4: Simplify right side
    144,939.73x = 9,509,276,965.82
  5. Step 5: Solve for x
    x = 9,509,276,965.82/144,939.73
  6. Step 6: Final answer
    x = 65,608.49

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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.