Home / 211,946.92-317,662.14-117,173.32

Finding the Fourth Proportional to 211,946.92, 317,662.14 and 117,173.32

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Solution

The fourth proportional to 211,946.92, 317,662.14 and 117,173.32 is: 175,617.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,946.92 : 317,662.14 = 117,173.32 : x
  2. Step 2: Convert to fraction form
    211,946.92/317,662.14 = 117,173.32/x
  3. Step 3: Cross multiply
    211,946.92x = 317,662.14 × 117,173.32
  4. Step 4: Simplify right side
    211,946.92x = 37,221,527,582.10
  5. Step 5: Solve for x
    x = 37,221,527,582.10/211,946.92
  6. Step 6: Final answer
    x = 175,617.21

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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.