Home / 133,427.43-184,099.71-79,701.93

Finding the Fourth Proportional to 133,427.43, 184,099.71 and 79,701.93

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Solution

The fourth proportional to 133,427.43, 184,099.71 and 79,701.93 is: 109,970.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,427.43 : 184,099.71 = 79,701.93 : x
  2. Step 2: Convert to fraction form
    133,427.43/184,099.71 = 79,701.93/x
  3. Step 3: Cross multiply
    133,427.43x = 184,099.71 × 79,701.93
  4. Step 4: Simplify right side
    133,427.43x = 14,673,102,199.44
  5. Step 5: Solve for x
    x = 14,673,102,199.44/133,427.43
  6. Step 6: Final answer
    x = 109,970.66

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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.