Home / 104,223,611.25-156,335,421.74-71,401,815.09

Finding the Fourth Proportional to 104,223,611.25, 156,335,421.74 and 71,401,815.09

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Solution

The fourth proportional to 104,223,611.25, 156,335,421.74 and 71,401,815.09 is: 107,102,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,223,611.25 : 156,335,421.74 = 71,401,815.09 : x
  2. Step 2: Convert to fraction form
    104,223,611.25/156,335,421.74 = 71,401,815.09/x
  3. Step 3: Cross multiply
    104,223,611.25x = 156,335,421.74 × 71,401,815.09
  4. Step 4: Simplify right side
    104,223,611.25x = 11,162,632,874,739,638
  5. Step 5: Solve for x
    x = 11,162,632,874,739,638/104,223,611.25
  6. Step 6: Final answer
    x = 107,102,725.96

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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.