Home / 163,020.40-244,530.60-68,234.20

Finding the Fourth Proportional to 163,020.40, 244,530.60 and 68,234.20

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Solution

The fourth proportional to 163,020.40, 244,530.60 and 68,234.20 is: 102,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,020.40 : 244,530.60 = 68,234.20 : x
  2. Step 2: Convert to fraction form
    163,020.40/244,530.60 = 68,234.20/x
  3. Step 3: Cross multiply
    163,020.40x = 244,530.60 × 68,234.20
  4. Step 4: Simplify right side
    163,020.40x = 16,685,349,866.52
  5. Step 5: Solve for x
    x = 16,685,349,866.52/163,020.40
  6. Step 6: Final answer
    x = 102,351.30

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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.