Home / 229,139.64-343,302.78-95,726.28

Finding the Fourth Proportional to 229,139.64, 343,302.78 and 95,726.28

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Solution

The fourth proportional to 229,139.64, 343,302.78 and 95,726.28 is: 143,419.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,139.64 : 343,302.78 = 95,726.28 : x
  2. Step 2: Convert to fraction form
    229,139.64/343,302.78 = 95,726.28/x
  3. Step 3: Cross multiply
    229,139.64x = 343,302.78 × 95,726.28
  4. Step 4: Simplify right side
    229,139.64x = 32,863,098,043.06
  5. Step 5: Solve for x
    x = 32,863,098,043.06/229,139.64
  6. Step 6: Final answer
    x = 143,419.52

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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.