Home / 113,276.07-169,902.36-38,394.27

Finding the Fourth Proportional to 113,276.07, 169,902.36 and 38,394.27

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Solution

The fourth proportional to 113,276.07, 169,902.36 and 38,394.27 is: 57,587.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,276.07 : 169,902.36 = 38,394.27 : x
  2. Step 2: Convert to fraction form
    113,276.07/169,902.36 = 38,394.27/x
  3. Step 3: Cross multiply
    113,276.07x = 169,902.36 × 38,394.27
  4. Step 4: Simplify right side
    113,276.07x = 6,523,277,083.48
  5. Step 5: Solve for x
    x = 6,523,277,083.48/113,276.07
  6. Step 6: Final answer
    x = 57,587.42

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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.