Home / 229,202.42-316,189.56-137,277.26

Finding the Fourth Proportional to 229,202.42, 316,189.56 and 137,277.26

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Solution

The fourth proportional to 229,202.42, 316,189.56 and 137,277.26 is: 189,376.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,202.42 : 316,189.56 = 137,277.26 : x
  2. Step 2: Convert to fraction form
    229,202.42/316,189.56 = 137,277.26/x
  3. Step 3: Cross multiply
    229,202.42x = 316,189.56 × 137,277.26
  4. Step 4: Simplify right side
    229,202.42x = 43,405,636,437.41
  5. Step 5: Solve for x
    x = 43,405,636,437.41/229,202.42
  6. Step 6: Final answer
    x = 189,376.87

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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.