Home / 92,629.71-138,936.38-25,159.28

Finding the Fourth Proportional to 92,629.71, 138,936.38 and 25,159.28

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Solution

The fourth proportional to 92,629.71, 138,936.38 and 25,159.28 is: 37,736.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,629.71 : 138,936.38 = 25,159.28 : x
  2. Step 2: Convert to fraction form
    92,629.71/138,936.38 = 25,159.28/x
  3. Step 3: Cross multiply
    92,629.71x = 138,936.38 × 25,159.28
  4. Step 4: Simplify right side
    92,629.71x = 3,495,538,466.13
  5. Step 5: Solve for x
    x = 3,495,538,466.13/92,629.71
  6. Step 6: Final answer
    x = 37,736.69

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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.