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Finding the Fourth Proportional to 180,674.57, 269,722.90 and 168,667.91

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Solution

The fourth proportional to 180,674.57, 269,722.90 and 168,667.91 is: 251,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,674.57 : 269,722.90 = 168,667.91 : x
  2. Step 2: Convert to fraction form
    180,674.57/269,722.90 = 168,667.91/x
  3. Step 3: Cross multiply
    180,674.57x = 269,722.90 × 168,667.91
  4. Step 4: Simplify right side
    180,674.57x = 45,493,597,822.14
  5. Step 5: Solve for x
    x = 45,493,597,822.14/180,674.57
  6. Step 6: Final answer
    x = 251,798.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.