Home / 229,160.37-316,236.56-127,179.91

Finding the Fourth Proportional to 229,160.37, 316,236.56 and 127,179.91

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Solution

The fourth proportional to 229,160.37, 316,236.56 and 127,179.91 is: 175,505.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,160.37 : 316,236.56 = 127,179.91 : x
  2. Step 2: Convert to fraction form
    229,160.37/316,236.56 = 127,179.91/x
  3. Step 3: Cross multiply
    229,160.37x = 316,236.56 × 127,179.91
  4. Step 4: Simplify right side
    229,160.37x = 40,218,937,239.51
  5. Step 5: Solve for x
    x = 40,218,937,239.51/229,160.37
  6. Step 6: Final answer
    x = 175,505.64

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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.