Home / 112,208.84-168,167.83-45,571.55

Finding the Fourth Proportional to 112,208.84, 168,167.83 and 45,571.55

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Solution

The fourth proportional to 112,208.84, 168,167.83 and 45,571.55 is: 68,298.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,208.84 : 168,167.83 = 45,571.55 : x
  2. Step 2: Convert to fraction form
    112,208.84/168,167.83 = 45,571.55/x
  3. Step 3: Cross multiply
    112,208.84x = 168,167.83 × 45,571.55
  4. Step 4: Simplify right side
    112,208.84x = 7,663,668,979.73
  5. Step 5: Solve for x
    x = 7,663,668,979.73/112,208.84
  6. Step 6: Final answer
    x = 68,298.27

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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.