Home / 262,927.68-362,840.48-142,069.20

Finding the Fourth Proportional to 262,927.68, 362,840.48 and 142,069.20

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Solution

The fourth proportional to 262,927.68, 362,840.48 and 142,069.20 is: 196,055.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,927.68 : 362,840.48 = 142,069.20 : x
  2. Step 2: Convert to fraction form
    262,927.68/362,840.48 = 142,069.20/x
  3. Step 3: Cross multiply
    262,927.68x = 362,840.48 × 142,069.20
  4. Step 4: Simplify right side
    262,927.68x = 51,548,456,721.22
  5. Step 5: Solve for x
    x = 51,548,456,721.22/262,927.68
  6. Step 6: Final answer
    x = 196,055.65

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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.