Home / 213,734.70-294,948.54-123,088.68

Finding the Fourth Proportional to 213,734.70, 294,948.54 and 123,088.68

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Solution

The fourth proportional to 213,734.70, 294,948.54 and 123,088.68 is: 169,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,734.70 : 294,948.54 = 123,088.68 : x
  2. Step 2: Convert to fraction form
    213,734.70/294,948.54 = 123,088.68/x
  3. Step 3: Cross multiply
    213,734.70x = 294,948.54 × 123,088.68
  4. Step 4: Simplify right side
    213,734.70x = 36,304,826,456.53
  5. Step 5: Solve for x
    x = 36,304,826,456.53/213,734.70
  6. Step 6: Final answer
    x = 169,859.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.