Home / 238,924.20-358,134.66-120,346.32

Finding the Fourth Proportional to 238,924.20, 358,134.66 and 120,346.32

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Solution

The fourth proportional to 238,924.20, 358,134.66 and 120,346.32 is: 180,392.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,924.20 : 358,134.66 = 120,346.32 : x
  2. Step 2: Convert to fraction form
    238,924.20/358,134.66 = 120,346.32/x
  3. Step 3: Cross multiply
    238,924.20x = 358,134.66 × 120,346.32
  4. Step 4: Simplify right side
    238,924.20x = 43,100,188,395.45
  5. Step 5: Solve for x
    x = 43,100,188,395.45/238,924.20
  6. Step 6: Final answer
    x = 180,392.73

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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.