Home / 253,621.16-349,996.64-146,190.48

Finding the Fourth Proportional to 253,621.16, 349,996.64 and 146,190.48

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Solution

The fourth proportional to 253,621.16, 349,996.64 and 146,190.48 is: 201,742.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,621.16 : 349,996.64 = 146,190.48 : x
  2. Step 2: Convert to fraction form
    253,621.16/349,996.64 = 146,190.48/x
  3. Step 3: Cross multiply
    253,621.16x = 349,996.64 × 146,190.48
  4. Step 4: Simplify right side
    253,621.16x = 51,166,176,799.99
  5. Step 5: Solve for x
    x = 51,166,176,799.99/253,621.16
  6. Step 6: Final answer
    x = 201,742.54

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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.