Home / 82,170.24-113,388.48-46,368.96

Finding the Fourth Proportional to 82,170.24, 113,388.48 and 46,368.96

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Solution

The fourth proportional to 82,170.24, 113,388.48 and 46,368.96 is: 63,985.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,170.24 : 113,388.48 = 46,368.96 : x
  2. Step 2: Convert to fraction form
    82,170.24/113,388.48 = 46,368.96/x
  3. Step 3: Cross multiply
    82,170.24x = 113,388.48 × 46,368.96
  4. Step 4: Simplify right side
    82,170.24x = 5,257,705,893.58
  5. Step 5: Solve for x
    x = 5,257,705,893.58/82,170.24
  6. Step 6: Final answer
    x = 63,985.52

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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.