Home / 75,250.90-103,825.57-46,556.78

Finding the Fourth Proportional to 75,250.90, 103,825.57 and 46,556.78

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Solution

The fourth proportional to 75,250.90, 103,825.57 and 46,556.78 is: 64,235.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,250.90 : 103,825.57 = 46,556.78 : x
  2. Step 2: Convert to fraction form
    75,250.90/103,825.57 = 46,556.78/x
  3. Step 3: Cross multiply
    75,250.90x = 103,825.57 × 46,556.78
  4. Step 4: Simplify right side
    75,250.90x = 4,833,784,220.86
  5. Step 5: Solve for x
    x = 4,833,784,220.86/75,250.90
  6. Step 6: Final answer
    x = 64,235.57

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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.