Home / 213,069.35-294,052.29-122,456.93

Finding the Fourth Proportional to 213,069.35, 294,052.29 and 122,456.93

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Solution

The fourth proportional to 213,069.35, 294,052.29 and 122,456.93 is: 169,000.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,069.35 : 294,052.29 = 122,456.93 : x
  2. Step 2: Convert to fraction form
    213,069.35/294,052.29 = 122,456.93/x
  3. Step 3: Cross multiply
    213,069.35x = 294,052.29 × 122,456.93
  4. Step 4: Simplify right side
    213,069.35x = 36,008,739,222.61
  5. Step 5: Solve for x
    x = 36,008,739,222.61/213,069.35
  6. Step 6: Final answer
    x = 169,000.09

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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.