Home / 134,012.21-184,946.31-88,611.31

Finding the Fourth Proportional to 134,012.21, 184,946.31 and 88,611.31

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Solution

The fourth proportional to 134,012.21, 184,946.31 and 88,611.31 is: 122,289.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,012.21 : 184,946.31 = 88,611.31 : x
  2. Step 2: Convert to fraction form
    134,012.21/184,946.31 = 88,611.31/x
  3. Step 3: Cross multiply
    134,012.21x = 184,946.31 × 88,611.31
  4. Step 4: Simplify right side
    134,012.21x = 16,388,334,346.40
  5. Step 5: Solve for x
    x = 16,388,334,346.40/134,012.21
  6. Step 6: Final answer
    x = 122,289.86

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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.