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Finding the Fourth Proportional to 273,306.77, 377,163.90 and 152,444.93

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Solution

The fourth proportional to 273,306.77, 377,163.90 and 152,444.93 is: 210,374.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,306.77 : 377,163.90 = 152,444.93 : x
  2. Step 2: Convert to fraction form
    273,306.77/377,163.90 = 152,444.93/x
  3. Step 3: Cross multiply
    273,306.77x = 377,163.90 × 152,444.93
  4. Step 4: Simplify right side
    273,306.77x = 57,496,724,334.03
  5. Step 5: Solve for x
    x = 57,496,724,334.03/273,306.77
  6. Step 6: Final answer
    x = 210,374.31

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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.