Home / 112,258.40-168,411.90-33,380.60

Finding the Fourth Proportional to 112,258.40, 168,411.90 and 33,380.60

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Solution

The fourth proportional to 112,258.40, 168,411.90 and 33,380.60 is: 50,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,258.40 : 168,411.90 = 33,380.60 : x
  2. Step 2: Convert to fraction form
    112,258.40/168,411.90 = 33,380.60/x
  3. Step 3: Cross multiply
    112,258.40x = 168,411.90 × 33,380.60
  4. Step 4: Simplify right side
    112,258.40x = 5,621,690,269.14
  5. Step 5: Solve for x
    x = 5,621,690,269.14/112,258.40
  6. Step 6: Final answer
    x = 50,078.13

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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.