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Finding the Fourth Proportional to 173,685.60, 260,139.60 and 169,797.60

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Solution

The fourth proportional to 173,685.60, 260,139.60 and 169,797.60 is: 254,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,685.60 : 260,139.60 = 169,797.60 : x
  2. Step 2: Convert to fraction form
    173,685.60/260,139.60 = 169,797.60/x
  3. Step 3: Cross multiply
    173,685.60x = 260,139.60 × 169,797.60
  4. Step 4: Simplify right side
    173,685.60x = 44,171,079,744.96
  5. Step 5: Solve for x
    x = 44,171,079,744.96/173,685.60
  6. Step 6: Final answer
    x = 254,316.30

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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.