Home / 164,930.78-247,383.72-52,606.46

Finding the Fourth Proportional to 164,930.78, 247,383.72 and 52,606.46

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Solution

The fourth proportional to 164,930.78, 247,383.72 and 52,606.46 is: 78,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,930.78 : 247,383.72 = 52,606.46 : x
  2. Step 2: Convert to fraction form
    164,930.78/247,383.72 = 52,606.46/x
  3. Step 3: Cross multiply
    164,930.78x = 247,383.72 × 52,606.46
  4. Step 4: Simplify right side
    164,930.78x = 13,013,981,770.83
  5. Step 5: Solve for x
    x = 13,013,981,770.83/164,930.78
  6. Step 6: Final answer
    x = 78,905.72

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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.