Home / 167,265.85-230,827.57-90,785.05

Finding the Fourth Proportional to 167,265.85, 230,827.57 and 90,785.05

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Solution

The fourth proportional to 167,265.85, 230,827.57 and 90,785.05 is: 125,283.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,265.85 : 230,827.57 = 90,785.05 : x
  2. Step 2: Convert to fraction form
    167,265.85/230,827.57 = 90,785.05/x
  3. Step 3: Cross multiply
    167,265.85x = 230,827.57 × 90,785.05
  4. Step 4: Simplify right side
    167,265.85x = 20,955,692,029.90
  5. Step 5: Solve for x
    x = 20,955,692,029.90/167,265.85
  6. Step 6: Final answer
    x = 125,283.75

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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.