Home / 103,394.24-154,390.96-82,095.29

Finding the Fourth Proportional to 103,394.24, 154,390.96 and 82,095.29

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Solution

The fourth proportional to 103,394.24, 154,390.96 and 82,095.29 is: 122,586.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,394.24 : 154,390.96 = 82,095.29 : x
  2. Step 2: Convert to fraction form
    103,394.24/154,390.96 = 82,095.29/x
  3. Step 3: Cross multiply
    103,394.24x = 154,390.96 × 82,095.29
  4. Step 4: Simplify right side
    103,394.24x = 12,674,769,452.15
  5. Step 5: Solve for x
    x = 12,674,769,452.15/103,394.24
  6. Step 6: Final answer
    x = 122,586.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.