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Finding the Fourth Proportional to 60,241.42, 90,354.42 and 15,871.60

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Solution

The fourth proportional to 60,241.42, 90,354.42 and 15,871.60 is: 23,805.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,241.42 : 90,354.42 = 15,871.60 : x
  2. Step 2: Convert to fraction form
    60,241.42/90,354.42 = 15,871.60/x
  3. Step 3: Cross multiply
    60,241.42x = 90,354.42 × 15,871.60
  4. Step 4: Simplify right side
    60,241.42x = 1,434,069,212.47
  5. Step 5: Solve for x
    x = 1,434,069,212.47/60,241.42
  6. Step 6: Final answer
    x = 23,805.37

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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.