Home / 252,571.12-378,740.04-94,686.64

Finding the Fourth Proportional to 252,571.12, 378,740.04 and 94,686.64

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Solution

The fourth proportional to 252,571.12, 378,740.04 and 94,686.64 is: 141,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,571.12 : 378,740.04 = 94,686.64 : x
  2. Step 2: Convert to fraction form
    252,571.12/378,740.04 = 94,686.64/x
  3. Step 3: Cross multiply
    252,571.12x = 378,740.04 × 94,686.64
  4. Step 4: Simplify right side
    252,571.12x = 35,861,621,821.07
  5. Step 5: Solve for x
    x = 35,861,621,821.07/252,571.12
  6. Step 6: Final answer
    x = 141,986.23

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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.