Home / 205,196.07-307,841.49-64,954.70

Finding the Fourth Proportional to 205,196.07, 307,841.49 and 64,954.70

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Solution

The fourth proportional to 205,196.07, 307,841.49 and 64,954.70 is: 97,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,196.07 : 307,841.49 = 64,954.70 : x
  2. Step 2: Convert to fraction form
    205,196.07/307,841.49 = 64,954.70/x
  3. Step 3: Cross multiply
    205,196.07x = 307,841.49 × 64,954.70
  4. Step 4: Simplify right side
    205,196.07x = 19,995,751,630.50
  5. Step 5: Solve for x
    x = 19,995,751,630.50/205,196.07
  6. Step 6: Final answer
    x = 97,447.05

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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.