Home / 111,785.08-167,682.18-35,891.32

Finding the Fourth Proportional to 111,785.08, 167,682.18 and 35,891.32

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Solution

The fourth proportional to 111,785.08, 167,682.18 and 35,891.32 is: 53,838.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,785.08 : 167,682.18 = 35,891.32 : x
  2. Step 2: Convert to fraction form
    111,785.08/167,682.18 = 35,891.32/x
  3. Step 3: Cross multiply
    111,785.08x = 167,682.18 × 35,891.32
  4. Step 4: Simplify right side
    111,785.08x = 6,018,334,780.68
  5. Step 5: Solve for x
    x = 6,018,334,780.68/111,785.08
  6. Step 6: Final answer
    x = 53,838.44

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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.