Home / 179,088.60-268,827.30-139,819.80

Finding the Fourth Proportional to 179,088.60, 268,827.30 and 139,819.80

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Solution

The fourth proportional to 179,088.60, 268,827.30 and 139,819.80 is: 209,881.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,088.60 : 268,827.30 = 139,819.80 : x
  2. Step 2: Convert to fraction form
    179,088.60/268,827.30 = 139,819.80/x
  3. Step 3: Cross multiply
    179,088.60x = 268,827.30 × 139,819.80
  4. Step 4: Simplify right side
    179,088.60x = 37,587,379,320.54
  5. Step 5: Solve for x
    x = 37,587,379,320.54/179,088.60
  6. Step 6: Final answer
    x = 209,881.47

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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.