Home / 99,645.49-149,365.24-46,293.94

Finding the Fourth Proportional to 99,645.49, 149,365.24 and 46,293.94

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Solution

The fourth proportional to 99,645.49, 149,365.24 and 46,293.94 is: 69,393.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,645.49 : 149,365.24 = 46,293.94 : x
  2. Step 2: Convert to fraction form
    99,645.49/149,365.24 = 46,293.94/x
  3. Step 3: Cross multiply
    99,645.49x = 149,365.24 × 46,293.94
  4. Step 4: Simplify right side
    99,645.49x = 6,914,705,529.62
  5. Step 5: Solve for x
    x = 6,914,705,529.62/99,645.49
  6. Step 6: Final answer
    x = 69,393.06

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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.