Home / 183,428.30-274,814.40-113,225.60

Finding the Fourth Proportional to 183,428.30, 274,814.40 and 113,225.60

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Solution

The fourth proportional to 183,428.30, 274,814.40 and 113,225.60 is: 169,635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,428.30 : 274,814.40 = 113,225.60 : x
  2. Step 2: Convert to fraction form
    183,428.30/274,814.40 = 113,225.60/x
  3. Step 3: Cross multiply
    183,428.30x = 274,814.40 × 113,225.60
  4. Step 4: Simplify right side
    183,428.30x = 31,116,025,328.64
  5. Step 5: Solve for x
    x = 31,116,025,328.64/183,428.30
  6. Step 6: Final answer
    x = 169,635.90

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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.