Home / 197,045.45-271,923.02-112,162.52

Finding the Fourth Proportional to 197,045.45, 271,923.02 and 112,162.52

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Solution

The fourth proportional to 197,045.45, 271,923.02 and 112,162.52 is: 154,784.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,045.45 : 271,923.02 = 112,162.52 : x
  2. Step 2: Convert to fraction form
    197,045.45/271,923.02 = 112,162.52/x
  3. Step 3: Cross multiply
    197,045.45x = 271,923.02 × 112,162.52
  4. Step 4: Simplify right side
    197,045.45x = 30,499,569,248.78
  5. Step 5: Solve for x
    x = 30,499,569,248.78/197,045.45
  6. Step 6: Final answer
    x = 154,784.44

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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.