Home / 177,240.64-244,642.68-100,800.94

Finding the Fourth Proportional to 177,240.64, 244,642.68 and 100,800.94

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Solution

The fourth proportional to 177,240.64, 244,642.68 and 100,800.94 is: 139,134.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,240.64 : 244,642.68 = 100,800.94 : x
  2. Step 2: Convert to fraction form
    177,240.64/244,642.68 = 100,800.94/x
  3. Step 3: Cross multiply
    177,240.64x = 244,642.68 × 100,800.94
  4. Step 4: Simplify right side
    177,240.64x = 24,660,212,108.12
  5. Step 5: Solve for x
    x = 24,660,212,108.12/177,240.64
  6. Step 6: Final answer
    x = 139,134.07

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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.