Home / 73,453.21-110,193.64-52,340.87

Finding the Fourth Proportional to 73,453.21, 110,193.64 and 52,340.87

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Solution

The fourth proportional to 73,453.21, 110,193.64 and 52,340.87 is: 78,521.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,453.21 : 110,193.64 = 52,340.87 : x
  2. Step 2: Convert to fraction form
    73,453.21/110,193.64 = 52,340.87/x
  3. Step 3: Cross multiply
    73,453.21x = 110,193.64 × 52,340.87
  4. Step 4: Simplify right side
    73,453.21x = 5,767,631,533.59
  5. Step 5: Solve for x
    x = 5,767,631,533.59/73,453.21
  6. Step 6: Final answer
    x = 78,521.17

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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.