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Finding the Fourth Proportional to 72,014.40, 108,037.80 and 22,096.80

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Solution

The fourth proportional to 72,014.40, 108,037.80 and 22,096.80 is: 33,150.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,014.40 : 108,037.80 = 22,096.80 : x
  2. Step 2: Convert to fraction form
    72,014.40/108,037.80 = 22,096.80/x
  3. Step 3: Cross multiply
    72,014.40x = 108,037.80 × 22,096.80
  4. Step 4: Simplify right side
    72,014.40x = 2,387,289,659.04
  5. Step 5: Solve for x
    x = 2,387,289,659.04/72,014.40
  6. Step 6: Final answer
    x = 33,150.17

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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.