Home / 120,091.43-180,162.88-35,858.23

Finding the Fourth Proportional to 120,091.43, 180,162.88 and 35,858.23

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Solution

The fourth proportional to 120,091.43, 180,162.88 and 35,858.23 is: 53,795.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,091.43 : 180,162.88 = 35,858.23 : x
  2. Step 2: Convert to fraction form
    120,091.43/180,162.88 = 35,858.23/x
  3. Step 3: Cross multiply
    120,091.43x = 180,162.88 × 35,858.23
  4. Step 4: Simplify right side
    120,091.43x = 6,460,321,448.45
  5. Step 5: Solve for x
    x = 6,460,321,448.45/120,091.43
  6. Step 6: Final answer
    x = 53,795.02

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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.