Home / 122,829.06-183,948.33-70,078.62

Finding the Fourth Proportional to 122,829.06, 183,948.33 and 70,078.62

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Solution

The fourth proportional to 122,829.06, 183,948.33 and 70,078.62 is: 104,949.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,829.06 : 183,948.33 = 70,078.62 : x
  2. Step 2: Convert to fraction form
    122,829.06/183,948.33 = 70,078.62/x
  3. Step 3: Cross multiply
    122,829.06x = 183,948.33 × 70,078.62
  4. Step 4: Simplify right side
    122,829.06x = 12,890,844,197.96
  5. Step 5: Solve for x
    x = 12,890,844,197.96/122,829.06
  6. Step 6: Final answer
    x = 104,949.47

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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.