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Finding the Fourth Proportional to 377,810.33, 566,725.21 and 125,090.33

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Solution

The fourth proportional to 377,810.33, 566,725.21 and 125,090.33 is: 187,638.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,810.33 : 566,725.21 = 125,090.33 : x
  2. Step 2: Convert to fraction form
    377,810.33/566,725.21 = 125,090.33/x
  3. Step 3: Cross multiply
    377,810.33x = 566,725.21 × 125,090.33
  4. Step 4: Simplify right side
    377,810.33x = 70,891,840,391.87
  5. Step 5: Solve for x
    x = 70,891,840,391.87/377,810.33
  6. Step 6: Final answer
    x = 187,638.71

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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.