Home / 140,114.32-210,266.68-57,023.44

Finding the Fourth Proportional to 140,114.32, 210,266.68 and 57,023.44

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Solution

The fourth proportional to 140,114.32, 210,266.68 and 57,023.44 is: 85,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,114.32 : 210,266.68 = 57,023.44 : x
  2. Step 2: Convert to fraction form
    140,114.32/210,266.68 = 57,023.44/x
  3. Step 3: Cross multiply
    140,114.32x = 210,266.68 × 57,023.44
  4. Step 4: Simplify right side
    140,114.32x = 11,990,129,410.98
  5. Step 5: Solve for x
    x = 11,990,129,410.98/140,114.32
  6. Step 6: Final answer
    x = 85,573.90

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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.