Home / 177,238.64-244,639.91-100,798.94

Finding the Fourth Proportional to 177,238.64, 244,639.91 and 100,798.94

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Solution

The fourth proportional to 177,238.64, 244,639.91 and 100,798.94 is: 139,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,238.64 : 244,639.91 = 100,798.94 : x
  2. Step 2: Convert to fraction form
    177,238.64/244,639.91 = 100,798.94/x
  3. Step 3: Cross multiply
    177,238.64x = 244,639.91 × 100,798.94
  4. Step 4: Simplify right side
    177,238.64x = 24,659,443,609.70
  5. Step 5: Solve for x
    x = 24,659,443,609.70/177,238.64
  6. Step 6: Final answer
    x = 139,131.31

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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.