Home / 87,848.39-121,181.59-52,003.47

Finding the Fourth Proportional to 87,848.39, 121,181.59 and 52,003.47

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Solution

The fourth proportional to 87,848.39, 121,181.59 and 52,003.47 is: 71,735.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,848.39 : 121,181.59 = 52,003.47 : x
  2. Step 2: Convert to fraction form
    87,848.39/121,181.59 = 52,003.47/x
  3. Step 3: Cross multiply
    87,848.39x = 121,181.59 × 52,003.47
  4. Step 4: Simplify right side
    87,848.39x = 6,301,863,180.12
  5. Step 5: Solve for x
    x = 6,301,863,180.12/87,848.39
  6. Step 6: Final answer
    x = 71,735.67

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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.