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Finding the Fourth Proportional to 51,615.01, 71,204.16 and 32,719.33

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Solution

The fourth proportional to 51,615.01, 71,204.16 and 32,719.33 is: 45,137.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,615.01 : 71,204.16 = 32,719.33 : x
  2. Step 2: Convert to fraction form
    51,615.01/71,204.16 = 32,719.33/x
  3. Step 3: Cross multiply
    51,615.01x = 71,204.16 × 32,719.33
  4. Step 4: Simplify right side
    51,615.01x = 2,329,752,408.41
  5. Step 5: Solve for x
    x = 2,329,752,408.41/51,615.01
  6. Step 6: Final answer
    x = 45,137.11

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1.5x scale

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.