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Finding the Fourth Proportional to 146,926.71, 202,758.84 and 79,858.71

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Solution

The fourth proportional to 146,926.71, 202,758.84 and 79,858.71 is: 110,205.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,926.71 : 202,758.84 = 79,858.71 : x
  2. Step 2: Convert to fraction form
    146,926.71/202,758.84 = 79,858.71/x
  3. Step 3: Cross multiply
    146,926.71x = 202,758.84 × 79,858.71
  4. Step 4: Simplify right side
    146,926.71x = 16,192,059,403.50
  5. Step 5: Solve for x
    x = 16,192,059,403.50/146,926.71
  6. Step 6: Final answer
    x = 110,205.01

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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.