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Finding the Fourth Proportional to 266,168.64, 367,312.80 and 146,936.64

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Solution

The fourth proportional to 266,168.64, 367,312.80 and 146,936.64 is: 202,772.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,168.64 : 367,312.80 = 146,936.64 : x
  2. Step 2: Convert to fraction form
    266,168.64/367,312.80 = 146,936.64/x
  3. Step 3: Cross multiply
    266,168.64x = 367,312.80 × 146,936.64
  4. Step 4: Simplify right side
    266,168.64x = 53,971,708,660.99
  5. Step 5: Solve for x
    x = 53,971,708,660.99/266,168.64
  6. Step 6: Final answer
    x = 202,772.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.