Home / 272,705.52-376,229.04-169,291.20

Finding the Fourth Proportional to 272,705.52, 376,229.04 and 169,291.20

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Solution

The fourth proportional to 272,705.52, 376,229.04 and 169,291.20 is: 233,556.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,705.52 : 376,229.04 = 169,291.20 : x
  2. Step 2: Convert to fraction form
    272,705.52/376,229.04 = 169,291.20/x
  3. Step 3: Cross multiply
    272,705.52x = 376,229.04 × 169,291.20
  4. Step 4: Simplify right side
    272,705.52x = 63,692,265,656.45
  5. Step 5: Solve for x
    x = 63,692,265,656.45/272,705.52
  6. Step 6: Final answer
    x = 233,556.94

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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.