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Finding the Fourth Proportional to 240,093.70, 360,140.56 and 82,323.52

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Solution

The fourth proportional to 240,093.70, 360,140.56 and 82,323.52 is: 123,485.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,093.70 : 360,140.56 = 82,323.52 : x
  2. Step 2: Convert to fraction form
    240,093.70/360,140.56 = 82,323.52/x
  3. Step 3: Cross multiply
    240,093.70x = 360,140.56 × 82,323.52
  4. Step 4: Simplify right side
    240,093.70x = 29,648,037,487.81
  5. Step 5: Solve for x
    x = 29,648,037,487.81/240,093.70
  6. Step 6: Final answer
    x = 123,485.28

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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.