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Finding the Fourth Proportional to 273,518.94, 377,451.18 and 152,658.03

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Solution

The fourth proportional to 273,518.94, 377,451.18 and 152,658.03 is: 210,665.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,518.94 : 377,451.18 = 152,658.03 : x
  2. Step 2: Convert to fraction form
    273,518.94/377,451.18 = 152,658.03/x
  3. Step 3: Cross multiply
    273,518.94x = 377,451.18 × 152,658.03
  4. Step 4: Simplify right side
    273,518.94x = 57,620,953,559.98
  5. Step 5: Solve for x
    x = 57,620,953,559.98/273,518.94
  6. Step 6: Final answer
    x = 210,665.31

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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.