Home / 192,134.64-265,140.24-107,249.84

Finding the Fourth Proportional to 192,134.64, 265,140.24 and 107,249.84

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Solution

The fourth proportional to 192,134.64, 265,140.24 and 107,249.84 is: 148,001.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,134.64 : 265,140.24 = 107,249.84 : x
  2. Step 2: Convert to fraction form
    192,134.64/265,140.24 = 107,249.84/x
  3. Step 3: Cross multiply
    192,134.64x = 265,140.24 × 107,249.84
  4. Step 4: Simplify right side
    192,134.64x = 28,436,248,317.56
  5. Step 5: Solve for x
    x = 28,436,248,317.56/192,134.64
  6. Step 6: Final answer
    x = 148,001.67

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1.5x scale

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.