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Finding the Fourth Proportional to 104,570.55, 156,807.90 and 33,479.42

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Solution

The fourth proportional to 104,570.55, 156,807.90 and 33,479.42 is: 50,203.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,570.55 : 156,807.90 = 33,479.42 : x
  2. Step 2: Convert to fraction form
    104,570.55/156,807.90 = 33,479.42/x
  3. Step 3: Cross multiply
    104,570.55x = 156,807.90 × 33,479.42
  4. Step 4: Simplify right side
    104,570.55x = 5,249,836,759.38
  5. Step 5: Solve for x
    x = 5,249,836,759.38/104,570.55
  6. Step 6: Final answer
    x = 50,203.78

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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.