Home / 97,290.55-145,940.19-29,817.64

Finding the Fourth Proportional to 97,290.55, 145,940.19 and 29,817.64

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Solution

The fourth proportional to 97,290.55, 145,940.19 and 29,817.64 is: 44,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,290.55 : 145,940.19 = 29,817.64 : x
  2. Step 2: Convert to fraction form
    97,290.55/145,940.19 = 29,817.64/x
  3. Step 3: Cross multiply
    97,290.55x = 145,940.19 × 29,817.64
  4. Step 4: Simplify right side
    97,290.55x = 4,351,592,046.95
  5. Step 5: Solve for x
    x = 4,351,592,046.95/97,290.55
  6. Step 6: Final answer
    x = 44,727.80

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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.