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Finding the Fourth Proportional to 245,406.44, 368,117.87 and 67,898.59

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Solution

The fourth proportional to 245,406.44, 368,117.87 and 67,898.59 is: 101,850.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,406.44 : 368,117.87 = 67,898.59 : x
  2. Step 2: Convert to fraction form
    245,406.44/368,117.87 = 67,898.59/x
  3. Step 3: Cross multiply
    245,406.44x = 368,117.87 × 67,898.59
  4. Step 4: Simplify right side
    245,406.44x = 24,994,684,326.80
  5. Step 5: Solve for x
    x = 24,994,684,326.80/245,406.44
  6. Step 6: Final answer
    x = 101,850.16

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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.