Home / 86,062.14-118,776.87-48,336.39

Finding the Fourth Proportional to 86,062.14, 118,776.87 and 48,336.39

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Solution

The fourth proportional to 86,062.14, 118,776.87 and 48,336.39 is: 66,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,062.14 : 118,776.87 = 48,336.39 : x
  2. Step 2: Convert to fraction form
    86,062.14/118,776.87 = 48,336.39/x
  3. Step 3: Cross multiply
    86,062.14x = 118,776.87 × 48,336.39
  4. Step 4: Simplify right side
    86,062.14x = 5,741,245,111.30
  5. Step 5: Solve for x
    x = 5,741,245,111.30/86,062.14
  6. Step 6: Final answer
    x = 66,710.46

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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.