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Finding the Fourth Proportional to 112,148.70, 168,223.68 and 33,263.52

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Solution

The fourth proportional to 112,148.70, 168,223.68 and 33,263.52 is: 49,895.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,148.70 : 168,223.68 = 33,263.52 : x
  2. Step 2: Convert to fraction form
    112,148.70/168,223.68 = 33,263.52/x
  3. Step 3: Cross multiply
    112,148.70x = 168,223.68 × 33,263.52
  4. Step 4: Simplify right side
    112,148.70x = 5,595,711,744.15
  5. Step 5: Solve for x
    x = 5,595,711,744.15/112,148.70
  6. Step 6: Final answer
    x = 49,895.47

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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.