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Finding the Fourth Proportional to 223,034.70, 334,441.35 and 80,874.30

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Solution

The fourth proportional to 223,034.70, 334,441.35 and 80,874.30 is: 121,271.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,034.70 : 334,441.35 = 80,874.30 : x
  2. Step 2: Convert to fraction form
    223,034.70/334,441.35 = 80,874.30/x
  3. Step 3: Cross multiply
    223,034.70x = 334,441.35 × 80,874.30
  4. Step 4: Simplify right side
    223,034.70x = 27,047,710,072.31
  5. Step 5: Solve for x
    x = 27,047,710,072.31/223,034.70
  6. Step 6: Final answer
    x = 121,271.31

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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.