Home / 211,533.57-317,301.45-71,293.41

Finding the Fourth Proportional to 211,533.57, 317,301.45 and 71,293.41

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Solution

The fourth proportional to 211,533.57, 317,301.45 and 71,293.41 is: 106,940.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,533.57 : 317,301.45 = 71,293.41 : x
  2. Step 2: Convert to fraction form
    211,533.57/317,301.45 = 71,293.41/x
  3. Step 3: Cross multiply
    211,533.57x = 317,301.45 × 71,293.41
  4. Step 4: Simplify right side
    211,533.57x = 22,621,502,368.44
  5. Step 5: Solve for x
    x = 22,621,502,368.44/211,533.57
  6. Step 6: Final answer
    x = 106,940.48

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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.