Home / 229,166.38-316,244.84-127,185.86

Finding the Fourth Proportional to 229,166.38, 316,244.84 and 127,185.86

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Solution

The fourth proportional to 229,166.38, 316,244.84 and 127,185.86 is: 175,513.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,166.38 : 316,244.84 = 127,185.86 : x
  2. Step 2: Convert to fraction form
    229,166.38/316,244.84 = 127,185.86/x
  3. Step 3: Cross multiply
    229,166.38x = 316,244.84 × 127,185.86
  4. Step 4: Simplify right side
    229,166.38x = 40,221,871,945.96
  5. Step 5: Solve for x
    x = 40,221,871,945.96/229,166.38
  6. Step 6: Final answer
    x = 175,513.84

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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.