Home / 229,059.35-316,091.19-127,083.72

Finding the Fourth Proportional to 229,059.35, 316,091.19 and 127,083.72

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Solution

The fourth proportional to 229,059.35, 316,091.19 and 127,083.72 is: 175,369.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,059.35 : 316,091.19 = 127,083.72 : x
  2. Step 2: Convert to fraction form
    229,059.35/316,091.19 = 127,083.72/x
  3. Step 3: Cross multiply
    229,059.35x = 316,091.19 × 127,083.72
  4. Step 4: Simplify right side
    229,059.35x = 40,170,044,284.43
  5. Step 5: Solve for x
    x = 40,170,044,284.43/229,059.35
  6. Step 6: Final answer
    x = 175,369.59

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1.5x scale

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.