Home / 133,397.46-200,120.82-42,235.80

Finding the Fourth Proportional to 133,397.46, 200,120.82 and 42,235.80

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Solution

The fourth proportional to 133,397.46, 200,120.82 and 42,235.80 is: 63,361.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,397.46 : 200,120.82 = 42,235.80 : x
  2. Step 2: Convert to fraction form
    133,397.46/200,120.82 = 42,235.80/x
  3. Step 3: Cross multiply
    133,397.46x = 200,120.82 × 42,235.80
  4. Step 4: Simplify right side
    133,397.46x = 8,452,262,929.36
  5. Step 5: Solve for x
    x = 8,452,262,929.36/133,397.46
  6. Step 6: Final answer
    x = 63,361.50

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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.