Home / 86,010.82-118,679.29-52,014.58

Finding the Fourth Proportional to 86,010.82, 118,679.29 and 52,014.58

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Solution

The fourth proportional to 86,010.82, 118,679.29 and 52,014.58 is: 71,770.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,010.82 : 118,679.29 = 52,014.58 : x
  2. Step 2: Convert to fraction form
    86,010.82/118,679.29 = 52,014.58/x
  3. Step 3: Cross multiply
    86,010.82x = 118,679.29 × 52,014.58
  4. Step 4: Simplify right side
    86,010.82x = 6,173,052,997.31
  5. Step 5: Solve for x
    x = 6,173,052,997.31/86,010.82
  6. Step 6: Final answer
    x = 71,770.66

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1.5x scale

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.