Home / 89,097.63-133,618.50-29,112.43

Finding the Fourth Proportional to 89,097.63, 133,618.50 and 29,112.43

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Solution

The fourth proportional to 89,097.63, 133,618.50 and 29,112.43 is: 43,659.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,097.63 : 133,618.50 = 29,112.43 : x
  2. Step 2: Convert to fraction form
    89,097.63/133,618.50 = 29,112.43/x
  3. Step 3: Cross multiply
    89,097.63x = 133,618.50 × 29,112.43
  4. Step 4: Simplify right side
    89,097.63x = 3,889,958,893.91
  5. Step 5: Solve for x
    x = 3,889,958,893.91/89,097.63
  6. Step 6: Final answer
    x = 43,659.51

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1.5x scale

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.