Home / 213,199.14-294,215.25-117,706.02

Finding the Fourth Proportional to 213,199.14, 294,215.25 and 117,706.02

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Solution

The fourth proportional to 213,199.14, 294,215.25 and 117,706.02 is: 162,434.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,199.14 : 294,215.25 = 117,706.02 : x
  2. Step 2: Convert to fraction form
    213,199.14/294,215.25 = 117,706.02/x
  3. Step 3: Cross multiply
    213,199.14x = 294,215.25 × 117,706.02
  4. Step 4: Simplify right side
    213,199.14x = 34,630,906,100.81
  5. Step 5: Solve for x
    x = 34,630,906,100.81/213,199.14
  6. Step 6: Final answer
    x = 162,434.55

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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.