Home / 77,427.05-116,062.14-52,469.63

Finding the Fourth Proportional to 77,427.05, 116,062.14 and 52,469.63

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Solution

The fourth proportional to 77,427.05, 116,062.14 and 52,469.63 is: 78,651.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,427.05 : 116,062.14 = 52,469.63 : x
  2. Step 2: Convert to fraction form
    77,427.05/116,062.14 = 52,469.63/x
  3. Step 3: Cross multiply
    77,427.05x = 116,062.14 × 52,469.63
  4. Step 4: Simplify right side
    77,427.05x = 6,089,736,962.50
  5. Step 5: Solve for x
    x = 6,089,736,962.50/77,427.05
  6. Step 6: Final answer
    x = 78,651.28

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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.