Home / 229,427.30-343,973.19-154,360.82

Finding the Fourth Proportional to 229,427.30, 343,973.19 and 154,360.82

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Solution

The fourth proportional to 229,427.30, 343,973.19 and 154,360.82 is: 231,428.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,427.30 : 343,973.19 = 154,360.82 : x
  2. Step 2: Convert to fraction form
    229,427.30/343,973.19 = 154,360.82/x
  3. Step 3: Cross multiply
    229,427.30x = 343,973.19 × 154,360.82
  4. Step 4: Simplify right side
    229,427.30x = 53,095,983,666.42
  5. Step 5: Solve for x
    x = 53,095,983,666.42/229,427.30
  6. Step 6: Final answer
    x = 231,428.36

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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.