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Finding the Fourth Proportional to 273,661.96, 377,659.92 and 152,799.16

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Solution

The fourth proportional to 273,661.96, 377,659.92 and 152,799.16 is: 210,866.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,661.96 : 377,659.92 = 152,799.16 : x
  2. Step 2: Convert to fraction form
    273,661.96/377,659.92 = 152,799.16/x
  3. Step 3: Cross multiply
    273,661.96x = 377,659.92 × 152,799.16
  4. Step 4: Simplify right side
    273,661.96x = 57,706,118,541.67
  5. Step 5: Solve for x
    x = 57,706,118,541.67/273,661.96
  6. Step 6: Final answer
    x = 210,866.42

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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.