Home / 122,823.90-182,968.26-119,106.90

Finding the Fourth Proportional to 122,823.90, 182,968.26 and 119,106.90

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Solution

The fourth proportional to 122,823.90, 182,968.26 and 119,106.90 is: 177,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,823.90 : 182,968.26 = 119,106.90 : x
  2. Step 2: Convert to fraction form
    122,823.90/182,968.26 = 119,106.90/x
  3. Step 3: Cross multiply
    122,823.90x = 182,968.26 × 119,106.90
  4. Step 4: Simplify right side
    122,823.90x = 21,792,781,800.34
  5. Step 5: Solve for x
    x = 21,792,781,800.34/122,823.90
  6. Step 6: Final answer
    x = 177,431.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.