Home / 219,664.60-329,885.70-169,865.80

Finding the Fourth Proportional to 219,664.60, 329,885.70 and 169,865.80

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Solution

The fourth proportional to 219,664.60, 329,885.70 and 169,865.80 is: 255,099.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,664.60 : 329,885.70 = 169,865.80 : x
  2. Step 2: Convert to fraction form
    219,664.60/329,885.70 = 169,865.80/x
  3. Step 3: Cross multiply
    219,664.60x = 329,885.70 × 169,865.80
  4. Step 4: Simplify right side
    219,664.60x = 56,036,298,339.06
  5. Step 5: Solve for x
    x = 56,036,298,339.06/219,664.60
  6. Step 6: Final answer
    x = 255,099.36

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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.