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Finding the Fourth Proportional to 181,168.52, 250,043.30 and 104,731.93

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Solution

The fourth proportional to 181,168.52, 250,043.30 and 104,731.93 is: 144,547.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,168.52 : 250,043.30 = 104,731.93 : x
  2. Step 2: Convert to fraction form
    181,168.52/250,043.30 = 104,731.93/x
  3. Step 3: Cross multiply
    181,168.52x = 250,043.30 × 104,731.93
  4. Step 4: Simplify right side
    181,168.52x = 26,187,517,392.57
  5. Step 5: Solve for x
    x = 26,187,517,392.57/181,168.52
  6. Step 6: Final answer
    x = 144,547.84

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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.