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Finding the Fourth Proportional to 202,176.20, 302,729.70 and 162,008.30

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Solution

The fourth proportional to 202,176.20, 302,729.70 and 162,008.30 is: 242,584.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,176.20 : 302,729.70 = 162,008.30 : x
  2. Step 2: Convert to fraction form
    202,176.20/302,729.70 = 162,008.30/x
  3. Step 3: Cross multiply
    202,176.20x = 302,729.70 × 162,008.30
  4. Step 4: Simplify right side
    202,176.20x = 49,044,724,056.51
  5. Step 5: Solve for x
    x = 49,044,724,056.51/202,176.20
  6. Step 6: Final answer
    x = 242,584.06

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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.