Home / 46,099.34-69,120.37-19,431.61

Finding the Fourth Proportional to 46,099.34, 69,120.37 and 19,431.61

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Solution

The fourth proportional to 46,099.34, 69,120.37 and 19,431.61 is: 29,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,099.34 : 69,120.37 = 19,431.61 : x
  2. Step 2: Convert to fraction form
    46,099.34/69,120.37 = 19,431.61/x
  3. Step 3: Cross multiply
    46,099.34x = 69,120.37 × 19,431.61
  4. Step 4: Simplify right side
    46,099.34x = 1,343,119,924.38
  5. Step 5: Solve for x
    x = 1,343,119,924.38/46,099.34
  6. Step 6: Final answer
    x = 29,135.34

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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.