Home / 272,622.08-376,274.40-159,472.64

Finding the Fourth Proportional to 272,622.08, 376,274.40 and 159,472.64

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Solution

The fourth proportional to 272,622.08, 376,274.40 and 159,472.64 is: 220,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,622.08 : 376,274.40 = 159,472.64 : x
  2. Step 2: Convert to fraction form
    272,622.08/376,274.40 = 159,472.64/x
  3. Step 3: Cross multiply
    272,622.08x = 376,274.40 × 159,472.64
  4. Step 4: Simplify right side
    272,622.08x = 60,005,471,932.42
  5. Step 5: Solve for x
    x = 60,005,471,932.42/272,622.08
  6. Step 6: Final answer
    x = 220,104.96

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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.