Home / 134,027.82-184,973.15-76,672.43

Finding the Fourth Proportional to 134,027.82, 184,973.15 and 76,672.43

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Solution

The fourth proportional to 134,027.82, 184,973.15 and 76,672.43 is: 105,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,027.82 : 184,973.15 = 76,672.43 : x
  2. Step 2: Convert to fraction form
    134,027.82/184,973.15 = 76,672.43/x
  3. Step 3: Cross multiply
    134,027.82x = 184,973.15 × 76,672.43
  4. Step 4: Simplify right side
    134,027.82x = 14,182,340,855.72
  5. Step 5: Solve for x
    x = 14,182,340,855.72/134,027.82
  6. Step 6: Final answer
    x = 105,816.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.