Home / 217,238.58-326,033.91-112,087.62

Finding the Fourth Proportional to 217,238.58, 326,033.91 and 112,087.62

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Solution

The fourth proportional to 217,238.58, 326,033.91 and 112,087.62 is: 168,222.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,238.58 : 326,033.91 = 112,087.62 : x
  2. Step 2: Convert to fraction form
    217,238.58/326,033.91 = 112,087.62/x
  3. Step 3: Cross multiply
    217,238.58x = 326,033.91 × 112,087.62
  4. Step 4: Simplify right side
    217,238.58x = 36,544,365,011.19
  5. Step 5: Solve for x
    x = 36,544,365,011.19/217,238.58
  6. Step 6: Final answer
    x = 168,222.26

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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.