Home / 102,898.32-154,376.68-32,783.04

Finding the Fourth Proportional to 102,898.32, 154,376.68 and 32,783.04

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Solution

The fourth proportional to 102,898.32, 154,376.68 and 32,783.04 is: 49,183.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,898.32 : 154,376.68 = 32,783.04 : x
  2. Step 2: Convert to fraction form
    102,898.32/154,376.68 = 32,783.04/x
  3. Step 3: Cross multiply
    102,898.32x = 154,376.68 × 32,783.04
  4. Step 4: Simplify right side
    102,898.32x = 5,060,936,875.51
  5. Step 5: Solve for x
    x = 5,060,936,875.51/102,898.32
  6. Step 6: Final answer
    x = 49,183.86

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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.