Home / 276,127.08-414,498.04-142,971.56

Finding the Fourth Proportional to 276,127.08, 414,498.04 and 142,971.56

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Solution

The fourth proportional to 276,127.08, 414,498.04 and 142,971.56 is: 214,616.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,127.08 : 414,498.04 = 142,971.56 : x
  2. Step 2: Convert to fraction form
    276,127.08/414,498.04 = 142,971.56/x
  3. Step 3: Cross multiply
    276,127.08x = 414,498.04 × 142,971.56
  4. Step 4: Simplify right side
    276,127.08x = 59,261,431,395.74
  5. Step 5: Solve for x
    x = 59,261,431,395.74/276,127.08
  6. Step 6: Final answer
    x = 214,616.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.