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Finding the Fourth Proportional to 94,859.86, 142,363.23 and 35,749.30

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Solution

The fourth proportional to 94,859.86, 142,363.23 and 35,749.30 is: 53,651.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,859.86 : 142,363.23 = 35,749.30 : x
  2. Step 2: Convert to fraction form
    94,859.86/142,363.23 = 35,749.30/x
  3. Step 3: Cross multiply
    94,859.86x = 142,363.23 × 35,749.30
  4. Step 4: Simplify right side
    94,859.86x = 5,089,385,818.24
  5. Step 5: Solve for x
    x = 5,089,385,818.24/94,859.86
  6. Step 6: Final answer
    x = 53,651.63

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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.