Home / 190,064.20-262,318.04-108,392.62

Finding the Fourth Proportional to 190,064.20, 262,318.04 and 108,392.62

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Solution

The fourth proportional to 190,064.20, 262,318.04 and 108,392.62 is: 149,598.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,064.20 : 262,318.04 = 108,392.62 : x
  2. Step 2: Convert to fraction form
    190,064.20/262,318.04 = 108,392.62/x
  3. Step 3: Cross multiply
    190,064.20x = 262,318.04 × 108,392.62
  4. Step 4: Simplify right side
    190,064.20x = 28,433,339,628.86
  5. Step 5: Solve for x
    x = 28,433,339,628.86/190,064.20
  6. Step 6: Final answer
    x = 149,598.61

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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.