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Finding the Fourth Proportional to 97,878.80, 146,818.20 and 41,704.40

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Solution

The fourth proportional to 97,878.80, 146,818.20 and 41,704.40 is: 62,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,878.80 : 146,818.20 = 41,704.40 : x
  2. Step 2: Convert to fraction form
    97,878.80/146,818.20 = 41,704.40/x
  3. Step 3: Cross multiply
    97,878.80x = 146,818.20 × 41,704.40
  4. Step 4: Simplify right side
    97,878.80x = 6,122,964,940.08
  5. Step 5: Solve for x
    x = 6,122,964,940.08/97,878.80
  6. Step 6: Final answer
    x = 62,556.60

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1.5x scale

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.