Home / 197,089.48-271,983.73-112,206.54

Finding the Fourth Proportional to 197,089.48, 271,983.73 and 112,206.54

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Solution

The fourth proportional to 197,089.48, 271,983.73 and 112,206.54 is: 154,845.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,089.48 : 271,983.73 = 112,206.54 : x
  2. Step 2: Convert to fraction form
    197,089.48/271,983.73 = 112,206.54/x
  3. Step 3: Cross multiply
    197,089.48x = 271,983.73 × 112,206.54
  4. Step 4: Simplify right side
    197,089.48x = 30,518,353,279.59
  5. Step 5: Solve for x
    x = 30,518,353,279.59/197,089.48
  6. Step 6: Final answer
    x = 154,845.17

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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.