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Finding the Fourth Proportional to 200,889.55, 301,334.33 and 156,549.49

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Solution

The fourth proportional to 200,889.55, 301,334.33 and 156,549.49 is: 234,824.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,889.55 : 301,334.33 = 156,549.49 : x
  2. Step 2: Convert to fraction form
    200,889.55/301,334.33 = 156,549.49/x
  3. Step 3: Cross multiply
    200,889.55x = 301,334.33 × 156,549.49
  4. Step 4: Simplify right side
    200,889.55x = 47,173,736,133.44
  5. Step 5: Solve for x
    x = 47,173,736,133.44/200,889.55
  6. Step 6: Final answer
    x = 234,824.24

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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.