Home / 263,749.40-363,973.66-142,893.71

Finding the Fourth Proportional to 263,749.40, 363,973.66 and 142,893.71

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Solution

The fourth proportional to 263,749.40, 363,973.66 and 142,893.71 is: 197,193.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,749.40 : 363,973.66 = 142,893.71 : x
  2. Step 2: Convert to fraction form
    263,749.40/363,973.66 = 142,893.71/x
  3. Step 3: Cross multiply
    263,749.40x = 363,973.66 × 142,893.71
  4. Step 4: Simplify right side
    263,749.40x = 52,009,546,619.68
  5. Step 5: Solve for x
    x = 52,009,546,619.68/263,749.40
  6. Step 6: Final answer
    x = 197,193.04

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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.