Home / 245,403.19-368,112.99-67,895.34

Finding the Fourth Proportional to 245,403.19, 368,112.99 and 67,895.34

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Solution

The fourth proportional to 245,403.19, 368,112.99 and 67,895.34 is: 101,845.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,403.19 : 368,112.99 = 67,895.34 : x
  2. Step 2: Convert to fraction form
    245,403.19/368,112.99 = 67,895.34/x
  3. Step 3: Cross multiply
    245,403.19x = 368,112.99 × 67,895.34
  4. Step 4: Simplify right side
    245,403.19x = 24,993,156,614.47
  5. Step 5: Solve for x
    x = 24,993,156,614.47/245,403.19
  6. Step 6: Final answer
    x = 101,845.28

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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.