Home / 115,662.10-173,520.87-39,759.34

Finding the Fourth Proportional to 115,662.10, 173,520.87 and 39,759.34

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Solution

The fourth proportional to 115,662.10, 173,520.87 and 39,759.34 is: 59,648.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,662.10 : 173,520.87 = 39,759.34 : x
  2. Step 2: Convert to fraction form
    115,662.10/173,520.87 = 39,759.34/x
  3. Step 3: Cross multiply
    115,662.10x = 173,520.87 × 39,759.34
  4. Step 4: Simplify right side
    115,662.10x = 6,899,075,267.43
  5. Step 5: Solve for x
    x = 6,899,075,267.43/115,662.10
  6. Step 6: Final answer
    x = 59,648.54

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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.