Home / 134,150.10-200,933.55-81,467.70

Finding the Fourth Proportional to 134,150.10, 200,933.55 and 81,467.70

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Solution

The fourth proportional to 134,150.10, 200,933.55 and 81,467.70 is: 122,024.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,150.10 : 200,933.55 = 81,467.70 : x
  2. Step 2: Convert to fraction form
    134,150.10/200,933.55 = 81,467.70/x
  3. Step 3: Cross multiply
    134,150.10x = 200,933.55 × 81,467.70
  4. Step 4: Simplify right side
    134,150.10x = 16,369,594,171.34
  5. Step 5: Solve for x
    x = 16,369,594,171.34/134,150.10
  6. Step 6: Final answer
    x = 122,024.46

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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.