Home / 75,260.32-103,865.36-41,725.60

Finding the Fourth Proportional to 75,260.32, 103,865.36 and 41,725.60

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Solution

The fourth proportional to 75,260.32, 103,865.36 and 41,725.60 is: 57,584.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,260.32 : 103,865.36 = 41,725.60 : x
  2. Step 2: Convert to fraction form
    75,260.32/103,865.36 = 41,725.60/x
  3. Step 3: Cross multiply
    75,260.32x = 103,865.36 × 41,725.60
  4. Step 4: Simplify right side
    75,260.32x = 4,333,844,465.22
  5. Step 5: Solve for x
    x = 4,333,844,465.22/75,260.32
  6. Step 6: Final answer
    x = 57,584.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.