Home / 115,999.30-173,858.55-49,299.40

Finding the Fourth Proportional to 115,999.30, 173,858.55 and 49,299.40

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Solution

The fourth proportional to 115,999.30, 173,858.55 and 49,299.40 is: 73,889.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,999.30 : 173,858.55 = 49,299.40 : x
  2. Step 2: Convert to fraction form
    115,999.30/173,858.55 = 49,299.40/x
  3. Step 3: Cross multiply
    115,999.30x = 173,858.55 × 49,299.40
  4. Step 4: Simplify right side
    115,999.30x = 8,571,122,199.87
  5. Step 5: Solve for x
    x = 8,571,122,199.87/115,999.30
  6. Step 6: Final answer
    x = 73,889.43

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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.