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Finding the Fourth Proportional to 89,888.81, 134,798.17 and 33,698.29

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Solution

The fourth proportional to 89,888.81, 134,798.17 and 33,698.29 is: 50,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,888.81 : 134,798.17 = 33,698.29 : x
  2. Step 2: Convert to fraction form
    89,888.81/134,798.17 = 33,698.29/x
  3. Step 3: Cross multiply
    89,888.81x = 134,798.17 × 33,698.29
  4. Step 4: Simplify right side
    89,888.81x = 4,542,468,245.37
  5. Step 5: Solve for x
    x = 4,542,468,245.37/89,888.81
  6. Step 6: Final answer
    x = 50,534.30

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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.