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Finding the Fourth Proportional to 94,452, 130,343.76 and 52,010.43

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Solution

The fourth proportional to 94,452, 130,343.76 and 52,010.43 is: 71,774.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,452 : 130,343.76 = 52,010.43 : x
  2. Step 2: Convert to fraction form
    94,452/130,343.76 = 52,010.43/x
  3. Step 3: Cross multiply
    94,452x = 130,343.76 × 52,010.43
  4. Step 4: Simplify right side
    94,452x = 6,779,235,005.42
  5. Step 5: Solve for x
    x = 6,779,235,005.42/94,452
  6. Step 6: Final answer
    x = 71,774.39

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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.