Home / 229,028.18-343,381.31-100,883.66

Finding the Fourth Proportional to 229,028.18, 343,381.31 and 100,883.66

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Solution

The fourth proportional to 229,028.18, 343,381.31 and 100,883.66 is: 151,254.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,028.18 : 343,381.31 = 100,883.66 : x
  2. Step 2: Convert to fraction form
    229,028.18/343,381.31 = 100,883.66/x
  3. Step 3: Cross multiply
    229,028.18x = 343,381.31 × 100,883.66
  4. Step 4: Simplify right side
    229,028.18x = 34,641,561,107.07
  5. Step 5: Solve for x
    x = 34,641,561,107.07/229,028.18
  6. Step 6: Final answer
    x = 151,254.58

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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.