Home / 262,878.03-362,771.87-142,019.27

Finding the Fourth Proportional to 262,878.03, 362,771.87 and 142,019.27

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Solution

The fourth proportional to 262,878.03, 362,771.87 and 142,019.27 is: 195,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,878.03 : 362,771.87 = 142,019.27 : x
  2. Step 2: Convert to fraction form
    262,878.03/362,771.87 = 142,019.27/x
  3. Step 3: Cross multiply
    262,878.03x = 362,771.87 × 142,019.27
  4. Step 4: Simplify right side
    262,878.03x = 51,520,597,030.97
  5. Step 5: Solve for x
    x = 51,520,597,030.97/262,878.03
  6. Step 6: Final answer
    x = 195,986.70

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1.5x scale

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.