Home / 165,817.80-228,647.88-112,009.41

Finding the Fourth Proportional to 165,817.80, 228,647.88 and 112,009.41

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Solution

The fourth proportional to 165,817.80, 228,647.88 and 112,009.41 is: 154,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,817.80 : 228,647.88 = 112,009.41 : x
  2. Step 2: Convert to fraction form
    165,817.80/228,647.88 = 112,009.41/x
  3. Step 3: Cross multiply
    165,817.80x = 228,647.88 × 112,009.41
  4. Step 4: Simplify right side
    165,817.80x = 25,610,714,136.55
  5. Step 5: Solve for x
    x = 25,610,714,136.55/165,817.80
  6. Step 6: Final answer
    x = 154,450.93

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1.5x scale

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.