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Finding the Fourth Proportional to 146,696.58, 202,441.50 and 79,628.58

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Solution

The fourth proportional to 146,696.58, 202,441.50 and 79,628.58 is: 109,887.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,696.58 : 202,441.50 = 79,628.58 : x
  2. Step 2: Convert to fraction form
    146,696.58/202,441.50 = 79,628.58/x
  3. Step 3: Cross multiply
    146,696.58x = 202,441.50 × 79,628.58
  4. Step 4: Simplify right side
    146,696.58x = 16,120,129,178.07
  5. Step 5: Solve for x
    x = 16,120,129,178.07/146,696.58
  6. Step 6: Final answer
    x = 109,887.56

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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.