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Finding the Fourth Proportional to 50,866.58, 76,244.49 and 43,448.60

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Solution

The fourth proportional to 50,866.58, 76,244.49 and 43,448.60 is: 65,125.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,866.58 : 76,244.49 = 43,448.60 : x
  2. Step 2: Convert to fraction form
    50,866.58/76,244.49 = 43,448.60/x
  3. Step 3: Cross multiply
    50,866.58x = 76,244.49 × 43,448.60
  4. Step 4: Simplify right side
    50,866.58x = 3,312,716,538.83
  5. Step 5: Solve for x
    x = 3,312,716,538.83/50,866.58
  6. Step 6: Final answer
    x = 65,125.60

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1.5x scale

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.