Home / 112,135.39-168,174.39-33,231.16

Finding the Fourth Proportional to 112,135.39, 168,174.39 and 33,231.16

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Solution

The fourth proportional to 112,135.39, 168,174.39 and 33,231.16 is: 49,838.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,135.39 : 168,174.39 = 33,231.16 : x
  2. Step 2: Convert to fraction form
    112,135.39/168,174.39 = 33,231.16/x
  3. Step 3: Cross multiply
    112,135.39x = 168,174.39 × 33,231.16
  4. Step 4: Simplify right side
    112,135.39x = 5,588,630,061.99
  5. Step 5: Solve for x
    x = 5,588,630,061.99/112,135.39
  6. Step 6: Final answer
    x = 49,838.24

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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.