Home / 193,432.32-289,923.84-110,384.64

Finding the Fourth Proportional to 193,432.32, 289,923.84 and 110,384.64

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Solution

The fourth proportional to 193,432.32, 289,923.84 and 110,384.64 is: 165,448.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,432.32 : 289,923.84 = 110,384.64 : x
  2. Step 2: Convert to fraction form
    193,432.32/289,923.84 = 110,384.64/x
  3. Step 3: Cross multiply
    193,432.32x = 289,923.84 × 110,384.64
  4. Step 4: Simplify right side
    193,432.32x = 32,003,138,705.82
  5. Step 5: Solve for x
    x = 32,003,138,705.82/193,432.32
  6. Step 6: Final answer
    x = 165,448.77

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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.