Home / 122,097.22-182,908.23-90,017.86

Finding the Fourth Proportional to 122,097.22, 182,908.23 and 90,017.86

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Solution

The fourth proportional to 122,097.22, 182,908.23 and 90,017.86 is: 134,851.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,097.22 : 182,908.23 = 90,017.86 : x
  2. Step 2: Convert to fraction form
    122,097.22/182,908.23 = 90,017.86/x
  3. Step 3: Cross multiply
    122,097.22x = 182,908.23 × 90,017.86
  4. Step 4: Simplify right side
    122,097.22x = 16,465,007,440.99
  5. Step 5: Solve for x
    x = 16,465,007,440.99/122,097.22
  6. Step 6: Final answer
    x = 134,851.62

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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.