Home / 254,749.20-351,183.36-178,030.10

Finding the Fourth Proportional to 254,749.20, 351,183.36 and 178,030.10

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Solution

The fourth proportional to 254,749.20, 351,183.36 and 178,030.10 is: 245,422.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,749.20 : 351,183.36 = 178,030.10 : x
  2. Step 2: Convert to fraction form
    254,749.20/351,183.36 = 178,030.10/x
  3. Step 3: Cross multiply
    254,749.20x = 351,183.36 × 178,030.10
  4. Step 4: Simplify right side
    254,749.20x = 62,521,208,699.14
  5. Step 5: Solve for x
    x = 62,521,208,699.14/254,749.20
  6. Step 6: Final answer
    x = 245,422.59

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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.