Home / 133,677.44-184,462.60-77,077.88

Finding the Fourth Proportional to 133,677.44, 184,462.60 and 77,077.88

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Solution

The fourth proportional to 133,677.44, 184,462.60 and 77,077.88 is: 106,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,677.44 : 184,462.60 = 77,077.88 : x
  2. Step 2: Convert to fraction form
    133,677.44/184,462.60 = 77,077.88/x
  3. Step 3: Cross multiply
    133,677.44x = 184,462.60 × 77,077.88
  4. Step 4: Simplify right side
    133,677.44x = 14,217,986,147.29
  5. Step 5: Solve for x
    x = 14,217,986,147.29/133,677.44
  6. Step 6: Final answer
    x = 106,360.40

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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.