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Finding the Fourth Proportional to 245,591.60, 368,431.94 and 101,497.66

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Solution

The fourth proportional to 245,591.60, 368,431.94 and 101,497.66 is: 152,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,591.60 : 368,431.94 = 101,497.66 : x
  2. Step 2: Convert to fraction form
    245,591.60/368,431.94 = 101,497.66/x
  3. Step 3: Cross multiply
    245,591.60x = 368,431.94 × 101,497.66
  4. Step 4: Simplify right side
    245,591.60x = 37,394,979,111.92
  5. Step 5: Solve for x
    x = 37,394,979,111.92/245,591.60
  6. Step 6: Final answer
    x = 152,264.90

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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.