Home / 254,822.36-351,666.78-141,647

Finding the Fourth Proportional to 254,822.36, 351,666.78 and 141,647

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Solution

The fourth proportional to 254,822.36, 351,666.78 and 141,647 is: 195,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,822.36 : 351,666.78 = 141,647 : x
  2. Step 2: Convert to fraction form
    254,822.36/351,666.78 = 141,647/x
  3. Step 3: Cross multiply
    254,822.36x = 351,666.78 × 141,647
  4. Step 4: Simplify right side
    254,822.36x = 49,812,544,386.66
  5. Step 5: Solve for x
    x = 49,812,544,386.66/254,822.36
  6. Step 6: Final answer
    x = 195,479.49

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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.