Home / 97,426.55-146,144.07-30,871.58

Finding the Fourth Proportional to 97,426.55, 146,144.07 and 30,871.58

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Solution

The fourth proportional to 97,426.55, 146,144.07 and 30,871.58 is: 46,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,426.55 : 146,144.07 = 30,871.58 : x
  2. Step 2: Convert to fraction form
    97,426.55/146,144.07 = 30,871.58/x
  3. Step 3: Cross multiply
    97,426.55x = 146,144.07 × 30,871.58
  4. Step 4: Simplify right side
    97,426.55x = 4,511,698,526.70
  5. Step 5: Solve for x
    x = 4,511,698,526.70/97,426.55
  6. Step 6: Final answer
    x = 46,308.72

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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.