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Finding the Fourth Proportional to 273,412.02, 377,311.92 and 158,717.24

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Solution

The fourth proportional to 273,412.02, 377,311.92 and 158,717.24 is: 219,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,412.02 : 377,311.92 = 158,717.24 : x
  2. Step 2: Convert to fraction form
    273,412.02/377,311.92 = 158,717.24/x
  3. Step 3: Cross multiply
    273,412.02x = 377,311.92 × 158,717.24
  4. Step 4: Simplify right side
    273,412.02x = 59,885,906,387.46
  5. Step 5: Solve for x
    x = 59,885,906,387.46/273,412.02
  6. Step 6: Final answer
    x = 219,031.72

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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.