Home / 50,235.60-75,427.80-28,093.20

Finding the Fourth Proportional to 50,235.60, 75,427.80 and 28,093.20

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Solution

The fourth proportional to 50,235.60, 75,427.80 and 28,093.20 is: 42,181.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,235.60 : 75,427.80 = 28,093.20 : x
  2. Step 2: Convert to fraction form
    50,235.60/75,427.80 = 28,093.20/x
  3. Step 3: Cross multiply
    50,235.60x = 75,427.80 × 28,093.20
  4. Step 4: Simplify right side
    50,235.60x = 2,119,008,270.96
  5. Step 5: Solve for x
    x = 2,119,008,270.96/50,235.60
  6. Step 6: Final answer
    x = 42,181.41

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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.