Home / 112,116,846.85-168,261,108.14-50,749,101.80

Finding the Fourth Proportional to 112,116,846.85, 168,261,108.14 and 50,749,101.80

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Solution

The fourth proportional to 112,116,846.85, 168,261,108.14 and 50,749,101.80 is: 76,162,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,116,846.85 : 168,261,108.14 = 50,749,101.80 : x
  2. Step 2: Convert to fraction form
    112,116,846.85/168,261,108.14 = 50,749,101.80/x
  3. Step 3: Cross multiply
    112,116,846.85x = 168,261,108.14 × 50,749,101.80
  4. Step 4: Simplify right side
    112,116,846.85x = 8,539,100,105,263,237
  5. Step 5: Solve for x
    x = 8,539,100,105,263,237/112,116,846.85
  6. Step 6: Final answer
    x = 76,162,506.76

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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.