Home / 167,318.21-230,901.89-90,837.29

Finding the Fourth Proportional to 167,318.21, 230,901.89 and 90,837.29

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Solution

The fourth proportional to 167,318.21, 230,901.89 and 90,837.29 is: 125,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,318.21 : 230,901.89 = 90,837.29 : x
  2. Step 2: Convert to fraction form
    167,318.21/230,901.89 = 90,837.29/x
  3. Step 3: Cross multiply
    167,318.21x = 230,901.89 × 90,837.29
  4. Step 4: Simplify right side
    167,318.21x = 20,974,500,334.78
  5. Step 5: Solve for x
    x = 20,974,500,334.78/167,318.21
  6. Step 6: Final answer
    x = 125,356.95

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1.5x scale

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.