Home / 112,331.52-168,355.76-98,258.08

Finding the Fourth Proportional to 112,331.52, 168,355.76 and 98,258.08

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Solution

The fourth proportional to 112,331.52, 168,355.76 and 98,258.08 is: 147,263.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,331.52 : 168,355.76 = 98,258.08 : x
  2. Step 2: Convert to fraction form
    112,331.52/168,355.76 = 98,258.08/x
  3. Step 3: Cross multiply
    112,331.52x = 168,355.76 × 98,258.08
  4. Step 4: Simplify right side
    112,331.52x = 16,542,313,734.54
  5. Step 5: Solve for x
    x = 16,542,313,734.54/112,331.52
  6. Step 6: Final answer
    x = 147,263.33

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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.