Home / 120,054.65-180,091.09-35,808.22

Finding the Fourth Proportional to 120,054.65, 180,091.09 and 35,808.22

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Solution

The fourth proportional to 120,054.65, 180,091.09 and 35,808.22 is: 53,715.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,054.65 : 180,091.09 = 35,808.22 : x
  2. Step 2: Convert to fraction form
    120,054.65/180,091.09 = 35,808.22/x
  3. Step 3: Cross multiply
    120,054.65x = 180,091.09 × 35,808.22
  4. Step 4: Simplify right side
    120,054.65x = 6,448,741,370.76
  5. Step 5: Solve for x
    x = 6,448,741,370.76/120,054.65
  6. Step 6: Final answer
    x = 53,715.05

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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.