Home / 197,855.52-273,135.28-112,956.16

Finding the Fourth Proportional to 197,855.52, 273,135.28 and 112,956.16

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Solution

The fourth proportional to 197,855.52, 273,135.28 and 112,956.16 is: 155,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,855.52 : 273,135.28 = 112,956.16 : x
  2. Step 2: Convert to fraction form
    197,855.52/273,135.28 = 112,956.16/x
  3. Step 3: Cross multiply
    197,855.52x = 273,135.28 × 112,956.16
  4. Step 4: Simplify right side
    197,855.52x = 30,852,312,389.32
  5. Step 5: Solve for x
    x = 30,852,312,389.32/197,855.52
  6. Step 6: Final answer
    x = 155,933.54

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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.