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Finding the Fourth Proportional to 134,327.98, 184,193.78 and 130,828.78

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Solution

The fourth proportional to 134,327.98, 184,193.78 and 130,828.78 is: 179,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,327.98 : 184,193.78 = 130,828.78 : x
  2. Step 2: Convert to fraction form
    134,327.98/184,193.78 = 130,828.78/x
  3. Step 3: Cross multiply
    134,327.98x = 184,193.78 × 130,828.78
  4. Step 4: Simplify right side
    134,327.98x = 24,097,847,520.99
  5. Step 5: Solve for x
    x = 24,097,847,520.99/134,327.98
  6. Step 6: Final answer
    x = 179,395.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.