Home / 97,734.60-146,601.90-31,179.60

Finding the Fourth Proportional to 97,734.60, 146,601.90 and 31,179.60

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Solution

The fourth proportional to 97,734.60, 146,601.90 and 31,179.60 is: 46,769.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,734.60 : 146,601.90 = 31,179.60 : x
  2. Step 2: Convert to fraction form
    97,734.60/146,601.90 = 31,179.60/x
  3. Step 3: Cross multiply
    97,734.60x = 146,601.90 × 31,179.60
  4. Step 4: Simplify right side
    97,734.60x = 4,570,988,601.24
  5. Step 5: Solve for x
    x = 4,570,988,601.24/97,734.60
  6. Step 6: Final answer
    x = 46,769.40

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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.