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Finding the Fourth Proportional to 101,140.07, 151,734.80 and 33,671.98

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Solution

The fourth proportional to 101,140.07, 151,734.80 and 33,671.98 is: 50,516.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,140.07 : 151,734.80 = 33,671.98 : x
  2. Step 2: Convert to fraction form
    101,140.07/151,734.80 = 33,671.98/x
  3. Step 3: Cross multiply
    101,140.07x = 151,734.80 × 33,671.98
  4. Step 4: Simplify right side
    101,140.07x = 5,109,210,855.75
  5. Step 5: Solve for x
    x = 5,109,210,855.75/101,140.07
  6. Step 6: Final answer
    x = 50,516.19

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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.