Home / 113,837.60-170,756.40-51,629.60

Finding the Fourth Proportional to 113,837.60, 170,756.40 and 51,629.60

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Solution

The fourth proportional to 113,837.60, 170,756.40 and 51,629.60 is: 77,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,837.60 : 170,756.40 = 51,629.60 : x
  2. Step 2: Convert to fraction form
    113,837.60/170,756.40 = 51,629.60/x
  3. Step 3: Cross multiply
    113,837.60x = 170,756.40 × 51,629.60
  4. Step 4: Simplify right side
    113,837.60x = 8,816,084,629.44
  5. Step 5: Solve for x
    x = 8,816,084,629.44/113,837.60
  6. Step 6: Final answer
    x = 77,444.40

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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.