Home / 135,457.34-203,205.06-56,553.62

Finding the Fourth Proportional to 135,457.34, 203,205.06 and 56,553.62

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Solution

The fourth proportional to 135,457.34, 203,205.06 and 56,553.62 is: 84,838.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,457.34 : 203,205.06 = 56,553.62 : x
  2. Step 2: Convert to fraction form
    135,457.34/203,205.06 = 56,553.62/x
  3. Step 3: Cross multiply
    135,457.34x = 203,205.06 × 56,553.62
  4. Step 4: Simplify right side
    135,457.34x = 11,491,981,745.32
  5. Step 5: Solve for x
    x = 11,491,981,745.32/135,457.34
  6. Step 6: Final answer
    x = 84,838.38

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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.