Home / 229,233.89-316,380.60-127,292.06

Finding the Fourth Proportional to 229,233.89, 316,380.60 and 127,292.06

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Solution

The fourth proportional to 229,233.89, 316,380.60 and 127,292.06 is: 175,684.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,233.89 : 316,380.60 = 127,292.06 : x
  2. Step 2: Convert to fraction form
    229,233.89/316,380.60 = 127,292.06/x
  3. Step 3: Cross multiply
    229,233.89x = 316,380.60 × 127,292.06
  4. Step 4: Simplify right side
    229,233.89x = 40,272,736,736.13
  5. Step 5: Solve for x
    x = 40,272,736,736.13/229,233.89
  6. Step 6: Final answer
    x = 175,684.05

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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.