Home / 183,276.12-274,814.10-55,173.72

Finding the Fourth Proportional to 183,276.12, 274,814.10 and 55,173.72

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Solution

The fourth proportional to 183,276.12, 274,814.10 and 55,173.72 is: 82,730.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,276.12 : 274,814.10 = 55,173.72 : x
  2. Step 2: Convert to fraction form
    183,276.12/274,814.10 = 55,173.72/x
  3. Step 3: Cross multiply
    183,276.12x = 274,814.10 × 55,173.72
  4. Step 4: Simplify right side
    183,276.12x = 15,162,516,205.45
  5. Step 5: Solve for x
    x = 15,162,516,205.45/183,276.12
  6. Step 6: Final answer
    x = 82,730.45

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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.