Home / 106,427.55-146,871.03-58,682.60

Finding the Fourth Proportional to 106,427.55, 146,871.03 and 58,682.60

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Solution

The fourth proportional to 106,427.55, 146,871.03 and 58,682.60 is: 80,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,427.55 : 146,871.03 = 58,682.60 : x
  2. Step 2: Convert to fraction form
    106,427.55/146,871.03 = 58,682.60/x
  3. Step 3: Cross multiply
    106,427.55x = 146,871.03 × 58,682.60
  4. Step 4: Simplify right side
    106,427.55x = 8,618,773,905.08
  5. Step 5: Solve for x
    x = 8,618,773,905.08/106,427.55
  6. Step 6: Final answer
    x = 80,982.55

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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.