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Finding the Fourth Proportional to 181,321.46, 250,151.94 and 104,826.48

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Solution

The fourth proportional to 181,321.46, 250,151.94 and 104,826.48 is: 144,619.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,321.46 : 250,151.94 = 104,826.48 : x
  2. Step 2: Convert to fraction form
    181,321.46/250,151.94 = 104,826.48/x
  3. Step 3: Cross multiply
    181,321.46x = 250,151.94 × 104,826.48
  4. Step 4: Simplify right side
    181,321.46x = 26,222,547,335.37
  5. Step 5: Solve for x
    x = 26,222,547,335.37/181,321.46
  6. Step 6: Final answer
    x = 144,619.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.