Home / 49,477.08-68,232.06-31,583.64

Finding the Fourth Proportional to 49,477.08, 68,232.06 and 31,583.64

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Solution

The fourth proportional to 49,477.08, 68,232.06 and 31,583.64 is: 43,555.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,477.08 : 68,232.06 = 31,583.64 : x
  2. Step 2: Convert to fraction form
    49,477.08/68,232.06 = 31,583.64/x
  3. Step 3: Cross multiply
    49,477.08x = 68,232.06 × 31,583.64
  4. Step 4: Simplify right side
    49,477.08x = 2,155,016,819.50
  5. Step 5: Solve for x
    x = 2,155,016,819.50/49,477.08
  6. Step 6: Final answer
    x = 43,555.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.