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Finding the Fourth Proportional to 50,671.44, 69,946.32 and 45,357.06

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Solution

The fourth proportional to 50,671.44, 69,946.32 and 45,357.06 is: 62,610.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,671.44 : 69,946.32 = 45,357.06 : x
  2. Step 2: Convert to fraction form
    50,671.44/69,946.32 = 45,357.06/x
  3. Step 3: Cross multiply
    50,671.44x = 69,946.32 × 45,357.06
  4. Step 4: Simplify right side
    50,671.44x = 3,172,559,433.02
  5. Step 5: Solve for x
    x = 3,172,559,433.02/50,671.44
  6. Step 6: Final answer
    x = 62,610.41

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1.5x scale

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.