Home / 219,965.10-329,947.65-164,669.10

Finding the Fourth Proportional to 219,965.10, 329,947.65 and 164,669.10

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Solution

The fourth proportional to 219,965.10, 329,947.65 and 164,669.10 is: 247,003.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,965.10 : 329,947.65 = 164,669.10 : x
  2. Step 2: Convert to fraction form
    219,965.10/329,947.65 = 164,669.10/x
  3. Step 3: Cross multiply
    219,965.10x = 329,947.65 × 164,669.10
  4. Step 4: Simplify right side
    219,965.10x = 54,332,182,572.62
  5. Step 5: Solve for x
    x = 54,332,182,572.62/219,965.10
  6. Step 6: Final answer
    x = 247,003.65

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1.5x scale

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.