Home / 211,380.08-317,040.96-116,785.04

Finding the Fourth Proportional to 211,380.08, 317,040.96 and 116,785.04

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Solution

The fourth proportional to 211,380.08, 317,040.96 and 116,785.04 is: 175,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,380.08 : 317,040.96 = 116,785.04 : x
  2. Step 2: Convert to fraction form
    211,380.08/317,040.96 = 116,785.04/x
  3. Step 3: Cross multiply
    211,380.08x = 317,040.96 × 116,785.04
  4. Step 4: Simplify right side
    211,380.08x = 37,025,641,987.84
  5. Step 5: Solve for x
    x = 37,025,641,987.84/211,380.08
  6. Step 6: Final answer
    x = 175,161.45

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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.