Home / 84,261.73-126,392.23-34,330.69

Finding the Fourth Proportional to 84,261.73, 126,392.23 and 34,330.69

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Solution

The fourth proportional to 84,261.73, 126,392.23 and 34,330.69 is: 51,495.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,261.73 : 126,392.23 = 34,330.69 : x
  2. Step 2: Convert to fraction form
    84,261.73/126,392.23 = 34,330.69/x
  3. Step 3: Cross multiply
    84,261.73x = 126,392.23 × 34,330.69
  4. Step 4: Simplify right side
    84,261.73x = 4,339,132,466.54
  5. Step 5: Solve for x
    x = 4,339,132,466.54/84,261.73
  6. Step 6: Final answer
    x = 51,495.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.