Home / 122,368.20-183,428.37-82,929.30

Finding the Fourth Proportional to 122,368.20, 183,428.37 and 82,929.30

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Solution

The fourth proportional to 122,368.20, 183,428.37 and 82,929.30 is: 124,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,368.20 : 183,428.37 = 82,929.30 : x
  2. Step 2: Convert to fraction form
    122,368.20/183,428.37 = 82,929.30/x
  3. Step 3: Cross multiply
    122,368.20x = 183,428.37 × 82,929.30
  4. Step 4: Simplify right side
    122,368.20x = 15,211,586,324.24
  5. Step 5: Solve for x
    x = 15,211,586,324.24/122,368.20
  6. Step 6: Final answer
    x = 124,309.96

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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.