Home / 83,459.44-115,173.96-45,733.60

Finding the Fourth Proportional to 83,459.44, 115,173.96 and 45,733.60

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Solution

The fourth proportional to 83,459.44, 115,173.96 and 45,733.60 is: 63,112.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,459.44 : 115,173.96 = 45,733.60 : x
  2. Step 2: Convert to fraction form
    83,459.44/115,173.96 = 45,733.60/x
  3. Step 3: Cross multiply
    83,459.44x = 115,173.96 × 45,733.60
  4. Step 4: Simplify right side
    83,459.44x = 5,267,319,817.06
  5. Step 5: Solve for x
    x = 5,267,319,817.06/83,459.44
  6. Step 6: Final answer
    x = 63,112.33

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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.