Home / 120,112.93-180,167.11-35,873.33

Finding the Fourth Proportional to 120,112.93, 180,167.11 and 35,873.33

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Solution

The fourth proportional to 120,112.93, 180,167.11 and 35,873.33 is: 53,809.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,112.93 : 180,167.11 = 35,873.33 : x
  2. Step 2: Convert to fraction form
    120,112.93/180,167.11 = 35,873.33/x
  3. Step 3: Cross multiply
    120,112.93x = 180,167.11 × 35,873.33
  4. Step 4: Simplify right side
    120,112.93x = 6,463,194,315.99
  5. Step 5: Solve for x
    x = 6,463,194,315.99/120,112.93
  6. Step 6: Final answer
    x = 53,809.32

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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.