Home / 197,305.34-272,214.74-112,362.26

Finding the Fourth Proportional to 197,305.34, 272,214.74 and 112,362.26

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Solution

The fourth proportional to 197,305.34, 272,214.74 and 112,362.26 is: 155,021.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,305.34 : 272,214.74 = 112,362.26 : x
  2. Step 2: Convert to fraction form
    197,305.34/272,214.74 = 112,362.26/x
  3. Step 3: Cross multiply
    197,305.34x = 272,214.74 × 112,362.26
  4. Step 4: Simplify right side
    197,305.34x = 30,586,662,311.54
  5. Step 5: Solve for x
    x = 30,586,662,311.54/197,305.34
  6. Step 6: Final answer
    x = 155,021.97

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1.5x scale

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.