Home / 104,022,687.48-156,056,392.96-30,247,749.36

Finding the Fourth Proportional to 104,022,687.48, 156,056,392.96 and 30,247,749.36

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Solution

The fourth proportional to 104,022,687.48, 156,056,392.96 and 30,247,749.36 is: 45,378,126.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,022,687.48 : 156,056,392.96 = 30,247,749.36 : x
  2. Step 2: Convert to fraction form
    104,022,687.48/156,056,392.96 = 30,247,749.36/x
  3. Step 3: Cross multiply
    104,022,687.48x = 156,056,392.96 × 30,247,749.36
  4. Step 4: Simplify right side
    104,022,687.48x = 4,720,354,660,279,749
  5. Step 5: Solve for x
    x = 4,720,354,660,279,749/104,022,687.48
  6. Step 6: Final answer
    x = 45,378,126.39

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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.