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Finding the Fourth Proportional to 273,422.51, 377,324.10 and 152,568.89

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Solution

The fourth proportional to 273,422.51, 377,324.10 and 152,568.89 is: 210,545.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,422.51 : 377,324.10 = 152,568.89 : x
  2. Step 2: Convert to fraction form
    273,422.51/377,324.10 = 152,568.89/x
  3. Step 3: Cross multiply
    273,422.51x = 377,324.10 × 152,568.89
  4. Step 4: Simplify right side
    273,422.51x = 57,567,917,220.63
  5. Step 5: Solve for x
    x = 57,567,917,220.63/273,422.51
  6. Step 6: Final answer
    x = 210,545.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.