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Finding the Fourth Proportional to 173,914.95, 239,891.12 and 119,440.83

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Solution

The fourth proportional to 173,914.95, 239,891.12 and 119,440.83 is: 164,751.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,914.95 : 239,891.12 = 119,440.83 : x
  2. Step 2: Convert to fraction form
    173,914.95/239,891.12 = 119,440.83/x
  3. Step 3: Cross multiply
    173,914.95x = 239,891.12 × 119,440.83
  4. Step 4: Simplify right side
    173,914.95x = 28,652,793,885.23
  5. Step 5: Solve for x
    x = 28,652,793,885.23/173,914.95
  6. Step 6: Final answer
    x = 164,751.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.