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Finding the Fourth Proportional to 89,889.31, 134,798.92 and 33,698.76

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Solution

The fourth proportional to 89,889.31, 134,798.92 and 33,698.76 is: 50,535.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,889.31 : 134,798.92 = 33,698.76 : x
  2. Step 2: Convert to fraction form
    89,889.31/134,798.92 = 33,698.76/x
  3. Step 3: Cross multiply
    89,889.31x = 134,798.92 × 33,698.76
  4. Step 4: Simplify right side
    89,889.31x = 4,542,556,369.09
  5. Step 5: Solve for x
    x = 4,542,556,369.09/89,889.31
  6. Step 6: Final answer
    x = 50,535.00

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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.