Home / 140,800.24-211,231.88-47,303.44

Finding the Fourth Proportional to 140,800.24, 211,231.88 and 47,303.44

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Solution

The fourth proportional to 140,800.24, 211,231.88 and 47,303.44 is: 70,965.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,800.24 : 211,231.88 = 47,303.44 : x
  2. Step 2: Convert to fraction form
    140,800.24/211,231.88 = 47,303.44/x
  3. Step 3: Cross multiply
    140,800.24x = 211,231.88 × 47,303.44
  4. Step 4: Simplify right side
    140,800.24x = 9,991,994,561.67
  5. Step 5: Solve for x
    x = 9,991,994,561.67/140,800.24
  6. Step 6: Final answer
    x = 70,965.75

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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.