Home / 94,982.83-142,481.76-31,803.28

Finding the Fourth Proportional to 94,982.83, 142,481.76 and 31,803.28

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Solution

The fourth proportional to 94,982.83, 142,481.76 and 31,803.28 is: 47,707.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,982.83 : 142,481.76 = 31,803.28 : x
  2. Step 2: Convert to fraction form
    94,982.83/142,481.76 = 31,803.28/x
  3. Step 3: Cross multiply
    94,982.83x = 142,481.76 × 31,803.28
  4. Step 4: Simplify right side
    94,982.83x = 4,531,387,308.17
  5. Step 5: Solve for x
    x = 4,531,387,308.17/94,982.83
  6. Step 6: Final answer
    x = 47,707.44

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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.