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Finding the Fourth Proportional to 58,343.67, 80,515.88 and 35,682.25

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Solution

The fourth proportional to 58,343.67, 80,515.88 and 35,682.25 is: 49,242.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,343.67 : 80,515.88 = 35,682.25 : x
  2. Step 2: Convert to fraction form
    58,343.67/80,515.88 = 35,682.25/x
  3. Step 3: Cross multiply
    58,343.67x = 80,515.88 × 35,682.25
  4. Step 4: Simplify right side
    58,343.67x = 2,872,987,759.13
  5. Step 5: Solve for x
    x = 2,872,987,759.13/58,343.67
  6. Step 6: Final answer
    x = 49,242.49

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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.