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Finding the Fourth Proportional to 200,803.68, 300,795.42 and 112,104.42

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Solution

The fourth proportional to 200,803.68, 300,795.42 and 112,104.42 is: 167,927.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,803.68 : 300,795.42 = 112,104.42 : x
  2. Step 2: Convert to fraction form
    200,803.68/300,795.42 = 112,104.42/x
  3. Step 3: Cross multiply
    200,803.68x = 300,795.42 × 112,104.42
  4. Step 4: Simplify right side
    200,803.68x = 33,720,496,097.76
  5. Step 5: Solve for x
    x = 33,720,496,097.76/200,803.68
  6. Step 6: Final answer
    x = 167,927.68

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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.