Home / 111,842.28-154,342.26-64,093.32

Finding the Fourth Proportional to 111,842.28, 154,342.26 and 64,093.32

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Solution

The fourth proportional to 111,842.28, 154,342.26 and 64,093.32 is: 88,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,842.28 : 154,342.26 = 64,093.32 : x
  2. Step 2: Convert to fraction form
    111,842.28/154,342.26 = 64,093.32/x
  3. Step 3: Cross multiply
    111,842.28x = 154,342.26 × 64,093.32
  4. Step 4: Simplify right side
    111,842.28x = 9,892,307,859.70
  5. Step 5: Solve for x
    x = 9,892,307,859.70/111,842.28
  6. Step 6: Final answer
    x = 88,448.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.