Home / 195,529.72-269,798.16-113,875.24

Finding the Fourth Proportional to 195,529.72, 269,798.16 and 113,875.24

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Solution

The fourth proportional to 195,529.72, 269,798.16 and 113,875.24 is: 157,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,529.72 : 269,798.16 = 113,875.24 : x
  2. Step 2: Convert to fraction form
    195,529.72/269,798.16 = 113,875.24/x
  3. Step 3: Cross multiply
    195,529.72x = 269,798.16 × 113,875.24
  4. Step 4: Simplify right side
    195,529.72x = 30,723,330,221.56
  5. Step 5: Solve for x
    x = 30,723,330,221.56/195,529.72
  6. Step 6: Final answer
    x = 157,128.70

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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.