Home / 239,074.43-358,372.03-111,080.63

Finding the Fourth Proportional to 239,074.43, 358,372.03 and 111,080.63

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Solution

The fourth proportional to 239,074.43, 358,372.03 and 111,080.63 is: 166,509.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,074.43 : 358,372.03 = 111,080.63 : x
  2. Step 2: Convert to fraction form
    239,074.43/358,372.03 = 111,080.63/x
  3. Step 3: Cross multiply
    239,074.43x = 358,372.03 × 111,080.63
  4. Step 4: Simplify right side
    239,074.43x = 39,808,190,866.78
  5. Step 5: Solve for x
    x = 39,808,190,866.78/239,074.43
  6. Step 6: Final answer
    x = 166,509.61

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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.