Home / 263,749.16-363,973.32-142,893.46

Finding the Fourth Proportional to 263,749.16, 363,973.32 and 142,893.46

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Solution

The fourth proportional to 263,749.16, 363,973.32 and 142,893.46 is: 197,192.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,749.16 : 363,973.32 = 142,893.46 : x
  2. Step 2: Convert to fraction form
    263,749.16/363,973.32 = 142,893.46/x
  3. Step 3: Cross multiply
    263,749.16x = 363,973.32 × 142,893.46
  4. Step 4: Simplify right side
    263,749.16x = 52,009,406,132.55
  5. Step 5: Solve for x
    x = 52,009,406,132.55/263,749.16
  6. Step 6: Final answer
    x = 197,192.69

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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.