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Finding the Fourth Proportional to 273,323.09, 377,186.42 and 152,461.27

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Solution

The fourth proportional to 273,323.09, 377,186.42 and 152,461.27 is: 210,396.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,323.09 : 377,186.42 = 152,461.27 : x
  2. Step 2: Convert to fraction form
    273,323.09/377,186.42 = 152,461.27/x
  3. Step 3: Cross multiply
    273,323.09x = 377,186.42 × 152,461.27
  4. Step 4: Simplify right side
    273,323.09x = 57,506,321,472.59
  5. Step 5: Solve for x
    x = 57,506,321,472.59/273,323.09
  6. Step 6: Final answer
    x = 210,396.86

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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.