Home / 219,944.60-329,916.90-163,957.40

Finding the Fourth Proportional to 219,944.60, 329,916.90 and 163,957.40

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Solution

The fourth proportional to 219,944.60, 329,916.90 and 163,957.40 is: 245,936.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,944.60 : 329,916.90 = 163,957.40 : x
  2. Step 2: Convert to fraction form
    219,944.60/329,916.90 = 163,957.40/x
  3. Step 3: Cross multiply
    219,944.60x = 329,916.90 × 163,957.40
  4. Step 4: Simplify right side
    219,944.60x = 54,092,317,140.06
  5. Step 5: Solve for x
    x = 54,092,317,140.06/219,944.60
  6. Step 6: Final answer
    x = 245,936.10

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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.