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Finding the Fourth Proportional to 116,036, 174,070.60 and 44,015.40

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Solution

The fourth proportional to 116,036, 174,070.60 and 44,015.40 is: 66,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,036 : 174,070.60 = 44,015.40 : x
  2. Step 2: Convert to fraction form
    116,036/174,070.60 = 44,015.40/x
  3. Step 3: Cross multiply
    116,036x = 174,070.60 × 44,015.40
  4. Step 4: Simplify right side
    116,036x = 7,661,787,087.24
  5. Step 5: Solve for x
    x = 7,661,787,087.24/116,036
  6. Step 6: Final answer
    x = 66,029.40

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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.