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Finding the Fourth Proportional to 79,048.61, 118,573.11 and 32,301.48

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Solution

The fourth proportional to 79,048.61, 118,573.11 and 32,301.48 is: 48,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,048.61 : 118,573.11 = 32,301.48 : x
  2. Step 2: Convert to fraction form
    79,048.61/118,573.11 = 32,301.48/x
  3. Step 3: Cross multiply
    79,048.61x = 118,573.11 × 32,301.48
  4. Step 4: Simplify right side
    79,048.61x = 3,830,086,941.20
  5. Step 5: Solve for x
    x = 3,830,086,941.20/79,048.61
  6. Step 6: Final answer
    x = 48,452.30

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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.