Home / 115,396.09-173,107.96-35,423.57

Finding the Fourth Proportional to 115,396.09, 173,107.96 and 35,423.57

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Solution

The fourth proportional to 115,396.09, 173,107.96 and 35,423.57 is: 53,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,396.09 : 173,107.96 = 35,423.57 : x
  2. Step 2: Convert to fraction form
    115,396.09/173,107.96 = 35,423.57/x
  3. Step 3: Cross multiply
    115,396.09x = 173,107.96 × 35,423.57
  4. Step 4: Simplify right side
    115,396.09x = 6,132,102,282.83
  5. Step 5: Solve for x
    x = 6,132,102,282.83/115,396.09
  6. Step 6: Final answer
    x = 53,139.60

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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.