Home / 197,009.72-295,502.42-78,595.82

Finding the Fourth Proportional to 197,009.72, 295,502.42 and 78,595.82

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Solution

The fourth proportional to 197,009.72, 295,502.42 and 78,595.82 is: 117,888.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,009.72 : 295,502.42 = 78,595.82 : x
  2. Step 2: Convert to fraction form
    197,009.72/295,502.42 = 78,595.82/x
  3. Step 3: Cross multiply
    197,009.72x = 295,502.42 × 78,595.82
  4. Step 4: Simplify right side
    197,009.72x = 23,225,255,011.88
  5. Step 5: Solve for x
    x = 23,225,255,011.88/197,009.72
  6. Step 6: Final answer
    x = 117,888.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.