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Finding the Fourth Proportional to 94,506.48, 130,418.64 and 52,064.64

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Solution

The fourth proportional to 94,506.48, 130,418.64 and 52,064.64 is: 71,849.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,506.48 : 130,418.64 = 52,064.64 : x
  2. Step 2: Convert to fraction form
    94,506.48/130,418.64 = 52,064.64/x
  3. Step 3: Cross multiply
    94,506.48x = 130,418.64 × 52,064.64
  4. Step 4: Simplify right side
    94,506.48x = 6,790,199,540.89
  5. Step 5: Solve for x
    x = 6,790,199,540.89/94,506.48
  6. Step 6: Final answer
    x = 71,849.04

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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.