Home / 113,073.67-169,630.05-38,194.36

Finding the Fourth Proportional to 113,073.67, 169,630.05 and 38,194.36

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Solution

The fourth proportional to 113,073.67, 169,630.05 and 38,194.36 is: 57,298.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,073.67 : 169,630.05 = 38,194.36 : x
  2. Step 2: Convert to fraction form
    113,073.67/169,630.05 = 38,194.36/x
  3. Step 3: Cross multiply
    113,073.67x = 169,630.05 × 38,194.36
  4. Step 4: Simplify right side
    113,073.67x = 6,478,910,915.67
  5. Step 5: Solve for x
    x = 6,478,910,915.67/113,073.67
  6. Step 6: Final answer
    x = 57,298.14

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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.