Home / 47,203.14-65,137.86-25,978.35

Finding the Fourth Proportional to 47,203.14, 65,137.86 and 25,978.35

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Solution

The fourth proportional to 47,203.14, 65,137.86 and 25,978.35 is: 35,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,203.14 : 65,137.86 = 25,978.35 : x
  2. Step 2: Convert to fraction form
    47,203.14/65,137.86 = 25,978.35/x
  3. Step 3: Cross multiply
    47,203.14x = 65,137.86 × 25,978.35
  4. Step 4: Simplify right side
    47,203.14x = 1,692,174,125.33
  5. Step 5: Solve for x
    x = 1,692,174,125.33/47,203.14
  6. Step 6: Final answer
    x = 35,848.76

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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.