Home / 173,131.16-238,920-96,645.84

Finding the Fourth Proportional to 173,131.16, 238,920 and 96,645.84

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Solution

The fourth proportional to 173,131.16, 238,920 and 96,645.84 is: 133,370.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,131.16 : 238,920 = 96,645.84 : x
  2. Step 2: Convert to fraction form
    173,131.16/238,920 = 96,645.84/x
  3. Step 3: Cross multiply
    173,131.16x = 238,920 × 96,645.84
  4. Step 4: Simplify right side
    173,131.16x = 23,090,624,092.80
  5. Step 5: Solve for x
    x = 23,090,624,092.80/173,131.16
  6. Step 6: Final answer
    x = 133,370.70

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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.