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Finding the Fourth Proportional to 376,725.63, 565,025.67 and 124,008.87

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Solution

The fourth proportional to 376,725.63, 565,025.67 and 124,008.87 is: 185,992.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,725.63 : 565,025.67 = 124,008.87 : x
  2. Step 2: Convert to fraction form
    376,725.63/565,025.67 = 124,008.87/x
  3. Step 3: Cross multiply
    376,725.63x = 565,025.67 × 124,008.87
  4. Step 4: Simplify right side
    376,725.63x = 70,068,194,857.69
  5. Step 5: Solve for x
    x = 70,068,194,857.69/376,725.63
  6. Step 6: Final answer
    x = 185,992.64

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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.