Home / 47,202.48-65,166.39-31,308.53

Finding the Fourth Proportional to 47,202.48, 65,166.39 and 31,308.53

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Solution

The fourth proportional to 47,202.48, 65,166.39 and 31,308.53 is: 43,223.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,202.48 : 65,166.39 = 31,308.53 : x
  2. Step 2: Convert to fraction form
    47,202.48/65,166.39 = 31,308.53/x
  3. Step 3: Cross multiply
    47,202.48x = 65,166.39 × 31,308.53
  4. Step 4: Simplify right side
    47,202.48x = 2,040,263,550.47
  5. Step 5: Solve for x
    x = 2,040,263,550.47/47,202.48
  6. Step 6: Final answer
    x = 43,223.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.