Home / 45,749.33-68,729.13-32,455.33

Finding the Fourth Proportional to 45,749.33, 68,729.13 and 32,455.33

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Solution

The fourth proportional to 45,749.33, 68,729.13 and 32,455.33 is: 48,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,749.33 : 68,729.13 = 32,455.33 : x
  2. Step 2: Convert to fraction form
    45,749.33/68,729.13 = 32,455.33/x
  3. Step 3: Cross multiply
    45,749.33x = 68,729.13 × 32,455.33
  4. Step 4: Simplify right side
    45,749.33x = 2,230,626,594.76
  5. Step 5: Solve for x
    x = 2,230,626,594.76/45,749.33
  6. Step 6: Final answer
    x = 48,757.58

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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.