Home / 262,970.83-362,899.86-142,112.08

Finding the Fourth Proportional to 262,970.83, 362,899.86 and 142,112.08

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Solution

The fourth proportional to 262,970.83, 362,899.86 and 142,112.08 is: 196,114.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,970.83 : 362,899.86 = 142,112.08 : x
  2. Step 2: Convert to fraction form
    262,970.83/362,899.86 = 142,112.08/x
  3. Step 3: Cross multiply
    262,970.83x = 362,899.86 × 142,112.08
  4. Step 4: Simplify right side
    262,970.83x = 51,572,453,936.31
  5. Step 5: Solve for x
    x = 51,572,453,936.31/262,970.83
  6. Step 6: Final answer
    x = 196,114.73

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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.