Home / 229,608.08-316,862.92-126,246.64

Finding the Fourth Proportional to 229,608.08, 316,862.92 and 126,246.64

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Solution

The fourth proportional to 229,608.08, 316,862.92 and 126,246.64 is: 174,222.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,608.08 : 316,862.92 = 126,246.64 : x
  2. Step 2: Convert to fraction form
    229,608.08/316,862.92 = 126,246.64/x
  3. Step 3: Cross multiply
    229,608.08x = 316,862.92 × 126,246.64
  4. Step 4: Simplify right side
    229,608.08x = 40,002,878,990.59
  5. Step 5: Solve for x
    x = 40,002,878,990.59/229,608.08
  6. Step 6: Final answer
    x = 174,222.44

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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.