Home / 213,986.94-295,301.91-118,493.61

Finding the Fourth Proportional to 213,986.94, 295,301.91 and 118,493.61

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Solution

The fourth proportional to 213,986.94, 295,301.91 and 118,493.61 is: 163,521.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,986.94 : 295,301.91 = 118,493.61 : x
  2. Step 2: Convert to fraction form
    213,986.94/295,301.91 = 118,493.61/x
  3. Step 3: Cross multiply
    213,986.94x = 295,301.91 × 118,493.61
  4. Step 4: Simplify right side
    213,986.94x = 34,991,389,355.80
  5. Step 5: Solve for x
    x = 34,991,389,355.80/213,986.94
  6. Step 6: Final answer
    x = 163,521.14

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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.