Home / 177,222.81-244,557.86-100,731.29

Finding the Fourth Proportional to 177,222.81, 244,557.86 and 100,731.29

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Solution

The fourth proportional to 177,222.81, 244,557.86 and 100,731.29 is: 139,003.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,222.81 : 244,557.86 = 100,731.29 : x
  2. Step 2: Convert to fraction form
    177,222.81/244,557.86 = 100,731.29/x
  3. Step 3: Cross multiply
    177,222.81x = 244,557.86 × 100,731.29
  4. Step 4: Simplify right side
    177,222.81x = 24,634,628,465.61
  5. Step 5: Solve for x
    x = 24,634,628,465.61/177,222.81
  6. Step 6: Final answer
    x = 139,003.71

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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.