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Finding the Fourth Proportional to 252,289.86, 348,210.45 and 144,933.54

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Solution

The fourth proportional to 252,289.86, 348,210.45 and 144,933.54 is: 200,037.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,289.86 : 348,210.45 = 144,933.54 : x
  2. Step 2: Convert to fraction form
    252,289.86/348,210.45 = 144,933.54/x
  3. Step 3: Cross multiply
    252,289.86x = 348,210.45 × 144,933.54
  4. Step 4: Simplify right side
    252,289.86x = 50,467,373,183.49
  5. Step 5: Solve for x
    x = 50,467,373,183.49/252,289.86
  6. Step 6: Final answer
    x = 200,037.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.