Home / 284,819.60-427,114.20-97,734.80

Finding the Fourth Proportional to 284,819.60, 427,114.20 and 97,734.80

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Solution

The fourth proportional to 284,819.60, 427,114.20 and 97,734.80 is: 146,562.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,819.60 : 427,114.20 = 97,734.80 : x
  2. Step 2: Convert to fraction form
    284,819.60/427,114.20 = 97,734.80/x
  3. Step 3: Cross multiply
    284,819.60x = 427,114.20 × 97,734.80
  4. Step 4: Simplify right side
    284,819.60x = 41,743,920,914.16
  5. Step 5: Solve for x
    x = 41,743,920,914.16/284,819.60
  6. Step 6: Final answer
    x = 146,562.67

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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.