Home / 99,845.25-149,868.11-46,573.57

Finding the Fourth Proportional to 99,845.25, 149,868.11 and 46,573.57

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Solution

The fourth proportional to 99,845.25, 149,868.11 and 46,573.57 is: 69,907.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,845.25 : 149,868.11 = 46,573.57 : x
  2. Step 2: Convert to fraction form
    99,845.25/149,868.11 = 46,573.57/x
  3. Step 3: Cross multiply
    99,845.25x = 149,868.11 × 46,573.57
  4. Step 4: Simplify right side
    99,845.25x = 6,979,892,911.85
  5. Step 5: Solve for x
    x = 6,979,892,911.85/99,845.25
  6. Step 6: Final answer
    x = 69,907.11

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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.