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Finding the Fourth Proportional to 44,858.56, 67,289.70 and 16,775.80

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Solution

The fourth proportional to 44,858.56, 67,289.70 and 16,775.80 is: 25,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,858.56 : 67,289.70 = 16,775.80 : x
  2. Step 2: Convert to fraction form
    44,858.56/67,289.70 = 16,775.80/x
  3. Step 3: Cross multiply
    44,858.56x = 67,289.70 × 16,775.80
  4. Step 4: Simplify right side
    44,858.56x = 1,128,838,549.26
  5. Step 5: Solve for x
    x = 1,128,838,549.26/44,858.56
  6. Step 6: Final answer
    x = 25,164.40

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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.