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Finding the Fourth Proportional to 94,859.36, 142,362.48 and 35,748.80

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Solution

The fourth proportional to 94,859.36, 142,362.48 and 35,748.80 is: 53,650.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,859.36 : 142,362.48 = 35,748.80 : x
  2. Step 2: Convert to fraction form
    94,859.36/142,362.48 = 35,748.80/x
  3. Step 3: Cross multiply
    94,859.36x = 142,362.48 × 35,748.80
  4. Step 4: Simplify right side
    94,859.36x = 5,089,287,825.02
  5. Step 5: Solve for x
    x = 5,089,287,825.02/94,859.36
  6. Step 6: Final answer
    x = 53,650.88

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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.