Home / 87,848.64-121,181.94-52,003.72

Finding the Fourth Proportional to 87,848.64, 121,181.94 and 52,003.72

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Solution

The fourth proportional to 87,848.64, 121,181.94 and 52,003.72 is: 71,736.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,848.64 : 121,181.94 = 52,003.72 : x
  2. Step 2: Convert to fraction form
    87,848.64/121,181.94 = 52,003.72/x
  3. Step 3: Cross multiply
    87,848.64x = 121,181.94 × 52,003.72
  4. Step 4: Simplify right side
    87,848.64x = 6,301,911,676.82
  5. Step 5: Solve for x
    x = 6,301,911,676.82/87,848.64
  6. Step 6: Final answer
    x = 71,736.02

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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.