Home / 77,427.02-116,062.08-52,469.60

Finding the Fourth Proportional to 77,427.02, 116,062.08 and 52,469.60

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Solution

The fourth proportional to 77,427.02, 116,062.08 and 52,469.60 is: 78,651.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,427.02 : 116,062.08 = 52,469.60 : x
  2. Step 2: Convert to fraction form
    77,427.02/116,062.08 = 52,469.60/x
  3. Step 3: Cross multiply
    77,427.02x = 116,062.08 × 52,469.60
  4. Step 4: Simplify right side
    77,427.02x = 6,089,730,912.77
  5. Step 5: Solve for x
    x = 6,089,730,912.77/77,427.02
  6. Step 6: Final answer
    x = 78,651.24

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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.