Home / 114,734.43-172,075.66-43,631.73

Finding the Fourth Proportional to 114,734.43, 172,075.66 and 43,631.73

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Solution

The fourth proportional to 114,734.43, 172,075.66 and 43,631.73 is: 65,437.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,734.43 : 172,075.66 = 43,631.73 : x
  2. Step 2: Convert to fraction form
    114,734.43/172,075.66 = 43,631.73/x
  3. Step 3: Cross multiply
    114,734.43x = 172,075.66 × 43,631.73
  4. Step 4: Simplify right side
    114,734.43x = 7,507,958,627.61
  5. Step 5: Solve for x
    x = 7,507,958,627.61/114,734.43
  6. Step 6: Final answer
    x = 65,437.71

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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.