Home / 219,513.76-329,263.04-93,072.69

Finding the Fourth Proportional to 219,513.76, 329,263.04 and 93,072.69

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Solution

The fourth proportional to 219,513.76, 329,263.04 and 93,072.69 is: 139,605.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,513.76 : 329,263.04 = 93,072.69 : x
  2. Step 2: Convert to fraction form
    219,513.76/329,263.04 = 93,072.69/x
  3. Step 3: Cross multiply
    219,513.76x = 329,263.04 × 93,072.69
  4. Step 4: Simplify right side
    219,513.76x = 30,645,397,083.06
  5. Step 5: Solve for x
    x = 30,645,397,083.06/219,513.76
  6. Step 6: Final answer
    x = 139,605.82

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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.