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Finding the Fourth Proportional to 173,651.60, 260,088.60 and 134,080.40

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Solution

The fourth proportional to 173,651.60, 260,088.60 and 134,080.40 is: 200,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,651.60 : 260,088.60 = 134,080.40 : x
  2. Step 2: Convert to fraction form
    173,651.60/260,088.60 = 134,080.40/x
  3. Step 3: Cross multiply
    173,651.60x = 260,088.60 × 134,080.40
  4. Step 4: Simplify right side
    173,651.60x = 34,872,783,523.44
  5. Step 5: Solve for x
    x = 34,872,783,523.44/173,651.60
  6. Step 6: Final answer
    x = 200,820.40

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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.