Home / 104,445.80-156,668.70-64,982.60

Finding the Fourth Proportional to 104,445.80, 156,668.70 and 64,982.60

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Solution

The fourth proportional to 104,445.80, 156,668.70 and 64,982.60 is: 97,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,445.80 : 156,668.70 = 64,982.60 : x
  2. Step 2: Convert to fraction form
    104,445.80/156,668.70 = 64,982.60/x
  3. Step 3: Cross multiply
    104,445.80x = 156,668.70 × 64,982.60
  4. Step 4: Simplify right side
    104,445.80x = 10,180,739,464.62
  5. Step 5: Solve for x
    x = 10,180,739,464.62/104,445.80
  6. Step 6: Final answer
    x = 97,473.90

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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.