Home / 213,402.41-320,261.49-101,083.22

Finding the Fourth Proportional to 213,402.41, 320,261.49 and 101,083.22

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Solution

The fourth proportional to 213,402.41, 320,261.49 and 101,083.22 is: 151,699.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,402.41 : 320,261.49 = 101,083.22 : x
  2. Step 2: Convert to fraction form
    213,402.41/320,261.49 = 101,083.22/x
  3. Step 3: Cross multiply
    213,402.41x = 320,261.49 × 101,083.22
  4. Step 4: Simplify right side
    213,402.41x = 32,373,062,651.20
  5. Step 5: Solve for x
    x = 32,373,062,651.20/213,402.41
  6. Step 6: Final answer
    x = 151,699.61

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1.5x scale

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.