Home / 71,930.82-99,277.47-45,096.60

Finding the Fourth Proportional to 71,930.82, 99,277.47 and 45,096.60

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Solution

The fourth proportional to 71,930.82, 99,277.47 and 45,096.60 is: 62,241.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,930.82 : 99,277.47 = 45,096.60 : x
  2. Step 2: Convert to fraction form
    71,930.82/99,277.47 = 45,096.60/x
  3. Step 3: Cross multiply
    71,930.82x = 99,277.47 × 45,096.60
  4. Step 4: Simplify right side
    71,930.82x = 4,477,076,353.60
  5. Step 5: Solve for x
    x = 4,477,076,353.60/71,930.82
  6. Step 6: Final answer
    x = 62,241.42

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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.