Home / 229,427.82-316,600.11-127,460.43

Finding the Fourth Proportional to 229,427.82, 316,600.11 and 127,460.43

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Solution

The fourth proportional to 229,427.82, 316,600.11 and 127,460.43 is: 175,889.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,427.82 : 316,600.11 = 127,460.43 : x
  2. Step 2: Convert to fraction form
    229,427.82/316,600.11 = 127,460.43/x
  3. Step 3: Cross multiply
    229,427.82x = 316,600.11 × 127,460.43
  4. Step 4: Simplify right side
    229,427.82x = 40,353,986,158.65
  5. Step 5: Solve for x
    x = 40,353,986,158.65/229,427.82
  6. Step 6: Final answer
    x = 175,889.68

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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.