Home / 351,706.41-527,558.23-85,467.72

Finding the Fourth Proportional to 351,706.41, 527,558.23 and 85,467.72

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Solution

The fourth proportional to 351,706.41, 527,558.23 and 85,467.72 is: 128,201.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,706.41 : 527,558.23 = 85,467.72 : x
  2. Step 2: Convert to fraction form
    351,706.41/527,558.23 = 85,467.72/x
  3. Step 3: Cross multiply
    351,706.41x = 527,558.23 × 85,467.72
  4. Step 4: Simplify right side
    351,706.41x = 45,089,199,085.34
  5. Step 5: Solve for x
    x = 45,089,199,085.34/351,706.41
  6. Step 6: Final answer
    x = 128,201.24

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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.