Home / 114,749.80-172,124.70-35,863.90

Finding the Fourth Proportional to 114,749.80, 172,124.70 and 35,863.90

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Solution

The fourth proportional to 114,749.80, 172,124.70 and 35,863.90 is: 53,795.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,749.80 : 172,124.70 = 35,863.90 : x
  2. Step 2: Convert to fraction form
    114,749.80/172,124.70 = 35,863.90/x
  3. Step 3: Cross multiply
    114,749.80x = 172,124.70 × 35,863.90
  4. Step 4: Simplify right side
    114,749.80x = 6,173,063,028.33
  5. Step 5: Solve for x
    x = 6,173,063,028.33/114,749.80
  6. Step 6: Final answer
    x = 53,795.85

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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.