Home / 49,606.40-74,409.60-32,912.30

Finding the Fourth Proportional to 49,606.40, 74,409.60 and 32,912.30

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Solution

The fourth proportional to 49,606.40, 74,409.60 and 32,912.30 is: 49,368.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,606.40 : 74,409.60 = 32,912.30 : x
  2. Step 2: Convert to fraction form
    49,606.40/74,409.60 = 32,912.30/x
  3. Step 3: Cross multiply
    49,606.40x = 74,409.60 × 32,912.30
  4. Step 4: Simplify right side
    49,606.40x = 2,448,991,078.08
  5. Step 5: Solve for x
    x = 2,448,991,078.08/49,606.40
  6. Step 6: Final answer
    x = 49,368.45

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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.