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Finding the Fourth Proportional to 173,348.40, 260,022.60 and 161,684.40

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Solution

The fourth proportional to 173,348.40, 260,022.60 and 161,684.40 is: 242,526.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,348.40 : 260,022.60 = 161,684.40 : x
  2. Step 2: Convert to fraction form
    173,348.40/260,022.60 = 161,684.40/x
  3. Step 3: Cross multiply
    173,348.40x = 260,022.60 × 161,684.40
  4. Step 4: Simplify right side
    173,348.40x = 42,041,598,067.44
  5. Step 5: Solve for x
    x = 42,041,598,067.44/173,348.40
  6. Step 6: Final answer
    x = 242,526.60

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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.