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Finding the Fourth Proportional to 112,225.40, 168,362.40 and 33,347.60

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Solution

The fourth proportional to 112,225.40, 168,362.40 and 33,347.60 is: 50,028.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,225.40 : 168,362.40 = 33,347.60 : x
  2. Step 2: Convert to fraction form
    112,225.40/168,362.40 = 33,347.60/x
  3. Step 3: Cross multiply
    112,225.40x = 168,362.40 × 33,347.60
  4. Step 4: Simplify right side
    112,225.40x = 5,614,481,970.24
  5. Step 5: Solve for x
    x = 5,614,481,970.24/112,225.40
  6. Step 6: Final answer
    x = 50,028.62

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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.