Home / 97,736.25-146,612.61-31,185.84

Finding the Fourth Proportional to 97,736.25, 146,612.61 and 31,185.84

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Solution

The fourth proportional to 97,736.25, 146,612.61 and 31,185.84 is: 46,781.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,736.25 : 146,612.61 = 31,185.84 : x
  2. Step 2: Convert to fraction form
    97,736.25/146,612.61 = 31,185.84/x
  3. Step 3: Cross multiply
    97,736.25x = 146,612.61 × 31,185.84
  4. Step 4: Simplify right side
    97,736.25x = 4,572,237,397.44
  5. Step 5: Solve for x
    x = 4,572,237,397.44/97,736.25
  6. Step 6: Final answer
    x = 46,781.39

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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.