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Finding the Fourth Proportional to 273,705.12, 377,713.58 and 152,846.01

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Solution

The fourth proportional to 273,705.12, 377,713.58 and 152,846.01 is: 210,927.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,705.12 : 377,713.58 = 152,846.01 : x
  2. Step 2: Convert to fraction form
    273,705.12/377,713.58 = 152,846.01/x
  3. Step 3: Cross multiply
    273,705.12x = 377,713.58 × 152,846.01
  4. Step 4: Simplify right side
    273,705.12x = 57,732,012,861.59
  5. Step 5: Solve for x
    x = 57,732,012,861.59/273,705.12
  6. Step 6: Final answer
    x = 210,927.78

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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.