Home / 50,912.80-75,994.44-47,347.36

Finding the Fourth Proportional to 50,912.80, 75,994.44 and 47,347.36

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Solution

The fourth proportional to 50,912.80, 75,994.44 and 47,347.36 is: 70,672.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,912.80 : 75,994.44 = 47,347.36 : x
  2. Step 2: Convert to fraction form
    50,912.80/75,994.44 = 47,347.36/x
  3. Step 3: Cross multiply
    50,912.80x = 75,994.44 × 47,347.36
  4. Step 4: Simplify right side
    50,912.80x = 3,598,136,108.68
  5. Step 5: Solve for x
    x = 3,598,136,108.68/50,912.80
  6. Step 6: Final answer
    x = 70,672.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.