Home / 115,339.56-173,106.54-45,268.08

Finding the Fourth Proportional to 115,339.56, 173,106.54 and 45,268.08

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Solution

The fourth proportional to 115,339.56, 173,106.54 and 45,268.08 is: 67,940.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,339.56 : 173,106.54 = 45,268.08 : x
  2. Step 2: Convert to fraction form
    115,339.56/173,106.54 = 45,268.08/x
  3. Step 3: Cross multiply
    115,339.56x = 173,106.54 × 45,268.08
  4. Step 4: Simplify right side
    115,339.56x = 7,836,200,701.24
  5. Step 5: Solve for x
    x = 7,836,200,701.24/115,339.56
  6. Step 6: Final answer
    x = 67,940.27

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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.