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Finding the Fourth Proportional to 161,704.80, 242,557.20 and 50,882.40

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Solution

The fourth proportional to 161,704.80, 242,557.20 and 50,882.40 is: 76,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,704.80 : 242,557.20 = 50,882.40 : x
  2. Step 2: Convert to fraction form
    161,704.80/242,557.20 = 50,882.40/x
  3. Step 3: Cross multiply
    161,704.80x = 242,557.20 × 50,882.40
  4. Step 4: Simplify right side
    161,704.80x = 12,341,892,473.28
  5. Step 5: Solve for x
    x = 12,341,892,473.28/161,704.80
  6. Step 6: Final answer
    x = 76,323.60

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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.