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Finding the Fourth Proportional to 173,682.60, 260,523.90 and 153,999.60

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Solution

The fourth proportional to 173,682.60, 260,523.90 and 153,999.60 is: 230,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,682.60 : 260,523.90 = 153,999.60 : x
  2. Step 2: Convert to fraction form
    173,682.60/260,523.90 = 153,999.60/x
  3. Step 3: Cross multiply
    173,682.60x = 260,523.90 × 153,999.60
  4. Step 4: Simplify right side
    173,682.60x = 40,120,576,390.44
  5. Step 5: Solve for x
    x = 40,120,576,390.44/173,682.60
  6. Step 6: Final answer
    x = 230,999.40

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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.