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Finding the Fourth Proportional to 200,560.22, 300,740.16 and 65,606.67

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Solution

The fourth proportional to 200,560.22, 300,740.16 and 65,606.67 is: 98,377.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,560.22 : 300,740.16 = 65,606.67 : x
  2. Step 2: Convert to fraction form
    200,560.22/300,740.16 = 65,606.67/x
  3. Step 3: Cross multiply
    200,560.22x = 300,740.16 × 65,606.67
  4. Step 4: Simplify right side
    200,560.22x = 19,730,560,432.87
  5. Step 5: Solve for x
    x = 19,730,560,432.87/200,560.22
  6. Step 6: Final answer
    x = 98,377.24

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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.