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Finding the Fourth Proportional to 360,918.72, 541,037.61 and 124,095.78

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Solution

The fourth proportional to 360,918.72, 541,037.61 and 124,095.78 is: 186,026.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,918.72 : 541,037.61 = 124,095.78 : x
  2. Step 2: Convert to fraction form
    360,918.72/541,037.61 = 124,095.78/x
  3. Step 3: Cross multiply
    360,918.72x = 541,037.61 × 124,095.78
  4. Step 4: Simplify right side
    360,918.72x = 67,140,484,222.29
  5. Step 5: Solve for x
    x = 67,140,484,222.29/360,918.72
  6. Step 6: Final answer
    x = 186,026.61

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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.