Home / 254,703.56-351,497.66-139,985.48

Finding the Fourth Proportional to 254,703.56, 351,497.66 and 139,985.48

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Solution

The fourth proportional to 254,703.56, 351,497.66 and 139,985.48 is: 193,183.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,703.56 : 351,497.66 = 139,985.48 : x
  2. Step 2: Convert to fraction form
    254,703.56/351,497.66 = 139,985.48/x
  3. Step 3: Cross multiply
    254,703.56x = 351,497.66 × 139,985.48
  4. Step 4: Simplify right side
    254,703.56x = 49,204,566,196.56
  5. Step 5: Solve for x
    x = 49,204,566,196.56/254,703.56
  6. Step 6: Final answer
    x = 193,183.66

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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.