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Finding the Fourth Proportional to 236,655.92, 355,087.94 and 124,310.04

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Solution

The fourth proportional to 236,655.92, 355,087.94 and 124,310.04 is: 186,519.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,655.92 : 355,087.94 = 124,310.04 : x
  2. Step 2: Convert to fraction form
    236,655.92/355,087.94 = 124,310.04/x
  3. Step 3: Cross multiply
    236,655.92x = 355,087.94 × 124,310.04
  4. Step 4: Simplify right side
    236,655.92x = 44,140,995,403.37
  5. Step 5: Solve for x
    x = 44,140,995,403.37/236,655.92
  6. Step 6: Final answer
    x = 186,519.72

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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.