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Finding the Fourth Proportional to 200,883.62, 301,316.79 and 60,638.06

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Solution

The fourth proportional to 200,883.62, 301,316.79 and 60,638.06 is: 90,954.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,883.62 : 301,316.79 = 60,638.06 : x
  2. Step 2: Convert to fraction form
    200,883.62/301,316.79 = 60,638.06/x
  3. Step 3: Cross multiply
    200,883.62x = 301,316.79 × 60,638.06
  4. Step 4: Simplify right side
    200,883.62x = 18,271,266,571.71
  5. Step 5: Solve for x
    x = 18,271,266,571.71/200,883.62
  6. Step 6: Final answer
    x = 90,954.49

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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.