Home / 211,772.67-319,181.19-182,543.28

Finding the Fourth Proportional to 211,772.67, 319,181.19 and 182,543.28

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Solution

The fourth proportional to 211,772.67, 319,181.19 and 182,543.28 is: 275,127.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,772.67 : 319,181.19 = 182,543.28 : x
  2. Step 2: Convert to fraction form
    211,772.67/319,181.19 = 182,543.28/x
  3. Step 3: Cross multiply
    211,772.67x = 319,181.19 × 182,543.28
  4. Step 4: Simplify right side
    211,772.67x = 58,264,381,336.90
  5. Step 5: Solve for x
    x = 58,264,381,336.90/211,772.67
  6. Step 6: Final answer
    x = 275,127.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.