Home / 227,104.08-340,510.32-100,782.96

Finding the Fourth Proportional to 227,104.08, 340,510.32 and 100,782.96

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Solution

The fourth proportional to 227,104.08, 340,510.32 and 100,782.96 is: 151,109.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,104.08 : 340,510.32 = 100,782.96 : x
  2. Step 2: Convert to fraction form
    227,104.08/340,510.32 = 100,782.96/x
  3. Step 3: Cross multiply
    227,104.08x = 340,510.32 × 100,782.96
  4. Step 4: Simplify right side
    227,104.08x = 34,317,637,960.15
  5. Step 5: Solve for x
    x = 34,317,637,960.15/227,104.08
  6. Step 6: Final answer
    x = 151,109.74

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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.