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Finding the Fourth Proportional to 73,405.58, 110,106.88 and 23,485.67

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Solution

The fourth proportional to 73,405.58, 110,106.88 and 23,485.67 is: 35,228.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,405.58 : 110,106.88 = 23,485.67 : x
  2. Step 2: Convert to fraction form
    73,405.58/110,106.88 = 23,485.67/x
  3. Step 3: Cross multiply
    73,405.58x = 110,106.88 × 23,485.67
  4. Step 4: Simplify right side
    73,405.58x = 2,585,933,848.41
  5. Step 5: Solve for x
    x = 2,585,933,848.41/73,405.58
  6. Step 6: Final answer
    x = 35,228.03

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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.