Home / 110,817.20-166,225.80-102,263.60

Finding the Fourth Proportional to 110,817.20, 166,225.80 and 102,263.60

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Solution

The fourth proportional to 110,817.20, 166,225.80 and 102,263.60 is: 153,395.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,817.20 : 166,225.80 = 102,263.60 : x
  2. Step 2: Convert to fraction form
    110,817.20/166,225.80 = 102,263.60/x
  3. Step 3: Cross multiply
    110,817.20x = 166,225.80 × 102,263.60
  4. Step 4: Simplify right side
    110,817.20x = 16,998,848,720.88
  5. Step 5: Solve for x
    x = 16,998,848,720.88/110,817.20
  6. Step 6: Final answer
    x = 153,395.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.