Home / 240,652.77-331,996.57-145,106.38

Finding the Fourth Proportional to 240,652.77, 331,996.57 and 145,106.38

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Solution

The fourth proportional to 240,652.77, 331,996.57 and 145,106.38 is: 200,183.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,652.77 : 331,996.57 = 145,106.38 : x
  2. Step 2: Convert to fraction form
    240,652.77/331,996.57 = 145,106.38/x
  3. Step 3: Cross multiply
    240,652.77x = 331,996.57 × 145,106.38
  4. Step 4: Simplify right side
    240,652.77x = 48,174,820,445.12
  5. Step 5: Solve for x
    x = 48,174,820,445.12/240,652.77
  6. Step 6: Final answer
    x = 200,183.94

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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.