Home / 77,427.74-116,063.19-52,470.33

Finding the Fourth Proportional to 77,427.74, 116,063.19 and 52,470.33

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Solution

The fourth proportional to 77,427.74, 116,063.19 and 52,470.33 is: 78,652.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,427.74 : 116,063.19 = 52,470.33 : x
  2. Step 2: Convert to fraction form
    77,427.74/116,063.19 = 52,470.33/x
  3. Step 3: Cross multiply
    77,427.74x = 116,063.19 × 52,470.33
  4. Step 4: Simplify right side
    77,427.74x = 6,089,873,880.15
  5. Step 5: Solve for x
    x = 6,089,873,880.15/77,427.74
  6. Step 6: Final answer
    x = 78,652.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.