Home / 104,117.70-156,130.38-47,944.20

Finding the Fourth Proportional to 104,117.70, 156,130.38 and 47,944.20

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Solution

The fourth proportional to 104,117.70, 156,130.38 and 47,944.20 is: 71,895.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,117.70 : 156,130.38 = 47,944.20 : x
  2. Step 2: Convert to fraction form
    104,117.70/156,130.38 = 47,944.20/x
  3. Step 3: Cross multiply
    104,117.70x = 156,130.38 × 47,944.20
  4. Step 4: Simplify right side
    104,117.70x = 7,485,546,164.80
  5. Step 5: Solve for x
    x = 7,485,546,164.80/104,117.70
  6. Step 6: Final answer
    x = 71,895.04

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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.