Home / 180,939.61-271,026.69-114,345.46

Finding the Fourth Proportional to 180,939.61, 271,026.69 and 114,345.46

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Solution

The fourth proportional to 180,939.61, 271,026.69 and 114,345.46 is: 171,276.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,939.61 : 271,026.69 = 114,345.46 : x
  2. Step 2: Convert to fraction form
    180,939.61/271,026.69 = 114,345.46/x
  3. Step 3: Cross multiply
    180,939.61x = 271,026.69 × 114,345.46
  4. Step 4: Simplify right side
    180,939.61x = 30,990,671,540.33
  5. Step 5: Solve for x
    x = 30,990,671,540.33/180,939.61
  6. Step 6: Final answer
    x = 171,276.33

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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.