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Finding the Fourth Proportional to 89,383.70, 134,075.54 and 33,237.93

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Solution

The fourth proportional to 89,383.70, 134,075.54 and 33,237.93 is: 49,856.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,383.70 : 134,075.54 = 33,237.93 : x
  2. Step 2: Convert to fraction form
    89,383.70/134,075.54 = 33,237.93/x
  3. Step 3: Cross multiply
    89,383.70x = 134,075.54 × 33,237.93
  4. Step 4: Simplify right side
    89,383.70x = 4,456,393,247.04
  5. Step 5: Solve for x
    x = 4,456,393,247.04/89,383.70
  6. Step 6: Final answer
    x = 49,856.89

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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.