Home / 211,727.52-317,591.04-165,015.36

Finding the Fourth Proportional to 211,727.52, 317,591.04 and 165,015.36

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Solution

The fourth proportional to 211,727.52, 317,591.04 and 165,015.36 is: 247,522.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,727.52 : 317,591.04 = 165,015.36 : x
  2. Step 2: Convert to fraction form
    211,727.52/317,591.04 = 165,015.36/x
  3. Step 3: Cross multiply
    211,727.52x = 317,591.04 × 165,015.36
  4. Step 4: Simplify right side
    211,727.52x = 52,407,399,798.37
  5. Step 5: Solve for x
    x = 52,407,399,798.37/211,727.52
  6. Step 6: Final answer
    x = 247,522.85

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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.