Home / 247,973.78-342,241.23-151,233.77

Finding the Fourth Proportional to 247,973.78, 342,241.23 and 151,233.77

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Solution

The fourth proportional to 247,973.78, 342,241.23 and 151,233.77 is: 208,725.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,973.78 : 342,241.23 = 151,233.77 : x
  2. Step 2: Convert to fraction form
    247,973.78/342,241.23 = 151,233.77/x
  3. Step 3: Cross multiply
    247,973.78x = 342,241.23 × 151,233.77
  4. Step 4: Simplify right side
    247,973.78x = 51,758,431,462.34
  5. Step 5: Solve for x
    x = 51,758,431,462.34/247,973.78
  6. Step 6: Final answer
    x = 208,725.42

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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.