Home / 208,296.34-312,456.66-58,548.30

Finding the Fourth Proportional to 208,296.34, 312,456.66 and 58,548.30

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Solution

The fourth proportional to 208,296.34, 312,456.66 and 58,548.30 is: 87,825.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,296.34 : 312,456.66 = 58,548.30 : x
  2. Step 2: Convert to fraction form
    208,296.34/312,456.66 = 58,548.30/x
  3. Step 3: Cross multiply
    208,296.34x = 312,456.66 × 58,548.30
  4. Step 4: Simplify right side
    208,296.34x = 18,293,806,266.68
  5. Step 5: Solve for x
    x = 18,293,806,266.68/208,296.34
  6. Step 6: Final answer
    x = 87,825.87

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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.