Home / 104,021.20-156,031.80-41,736.40

Finding the Fourth Proportional to 104,021.20, 156,031.80 and 41,736.40

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Solution

The fourth proportional to 104,021.20, 156,031.80 and 41,736.40 is: 62,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,021.20 : 156,031.80 = 41,736.40 : x
  2. Step 2: Convert to fraction form
    104,021.20/156,031.80 = 41,736.40/x
  3. Step 3: Cross multiply
    104,021.20x = 156,031.80 × 41,736.40
  4. Step 4: Simplify right side
    104,021.20x = 6,512,205,617.52
  5. Step 5: Solve for x
    x = 6,512,205,617.52/104,021.20
  6. Step 6: Final answer
    x = 62,604.60

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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.