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Finding the Fourth Proportional to 247,558.94, 371,294.51 and 112,591.40

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Solution

The fourth proportional to 247,558.94, 371,294.51 and 112,591.40 is: 168,867.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,558.94 : 371,294.51 = 112,591.40 : x
  2. Step 2: Convert to fraction form
    247,558.94/371,294.51 = 112,591.40/x
  3. Step 3: Cross multiply
    247,558.94x = 371,294.51 × 112,591.40
  4. Step 4: Simplify right side
    247,558.94x = 41,804,567,118.22
  5. Step 5: Solve for x
    x = 41,804,567,118.22/247,558.94
  6. Step 6: Final answer
    x = 168,867.13

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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.