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Finding the Fourth Proportional to 61,255.32, 91,907.82 and 41,522.64

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Solution

The fourth proportional to 61,255.32, 91,907.82 and 41,522.64 is: 62,300.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,255.32 : 91,907.82 = 41,522.64 : x
  2. Step 2: Convert to fraction form
    61,255.32/91,907.82 = 41,522.64/x
  3. Step 3: Cross multiply
    61,255.32x = 91,907.82 × 41,522.64
  4. Step 4: Simplify right side
    61,255.32x = 3,816,255,323.04
  5. Step 5: Solve for x
    x = 3,816,255,323.04/61,255.32
  6. Step 6: Final answer
    x = 62,300.80

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1.5x scale

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.