Home / 213,994.92-321,045.78-64,237.98

Finding the Fourth Proportional to 213,994.92, 321,045.78 and 64,237.98

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Solution

The fourth proportional to 213,994.92, 321,045.78 and 64,237.98 is: 96,373.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,994.92 : 321,045.78 = 64,237.98 : x
  2. Step 2: Convert to fraction form
    213,994.92/321,045.78 = 64,237.98/x
  3. Step 3: Cross multiply
    213,994.92x = 321,045.78 × 64,237.98
  4. Step 4: Simplify right side
    213,994.92x = 20,623,332,394.72
  5. Step 5: Solve for x
    x = 20,623,332,394.72/213,994.92
  6. Step 6: Final answer
    x = 96,373.00

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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.