Home / 305,811.07-422,024.51-167,995.82

Finding the Fourth Proportional to 305,811.07, 422,024.51 and 167,995.82

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Solution

The fourth proportional to 305,811.07, 422,024.51 and 167,995.82 is: 231,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,811.07 : 422,024.51 = 167,995.82 : x
  2. Step 2: Convert to fraction form
    305,811.07/422,024.51 = 167,995.82/x
  3. Step 3: Cross multiply
    305,811.07x = 422,024.51 × 167,995.82
  4. Step 4: Simplify right side
    305,811.07x = 70,898,350,667.45
  5. Step 5: Solve for x
    x = 70,898,350,667.45/305,811.07
  6. Step 6: Final answer
    x = 231,837.10

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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.