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Finding the Fourth Proportional to 101,352.74, 152,047.63 and 33,878.39

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Solution

The fourth proportional to 101,352.74, 152,047.63 and 33,878.39 is: 50,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,352.74 : 152,047.63 = 33,878.39 : x
  2. Step 2: Convert to fraction form
    101,352.74/152,047.63 = 33,878.39/x
  3. Step 3: Cross multiply
    101,352.74x = 152,047.63 × 33,878.39
  4. Step 4: Simplify right side
    101,352.74x = 5,151,128,907.72
  5. Step 5: Solve for x
    x = 5,151,128,907.72/101,352.74
  6. Step 6: Final answer
    x = 50,823.78

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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.