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Finding the Fourth Proportional to 73,093.76, 100,841.60 and 45,858.30

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Solution

The fourth proportional to 73,093.76, 100,841.60 and 45,858.30 is: 63,267.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,093.76 : 100,841.60 = 45,858.30 : x
  2. Step 2: Convert to fraction form
    73,093.76/100,841.60 = 45,858.30/x
  3. Step 3: Cross multiply
    73,093.76x = 100,841.60 × 45,858.30
  4. Step 4: Simplify right side
    73,093.76x = 4,624,424,115.99
  5. Step 5: Solve for x
    x = 4,624,424,115.99/73,093.76
  6. Step 6: Final answer
    x = 63,267.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.