Home / 166,004.22-229,085.54-90,552.72

Finding the Fourth Proportional to 166,004.22, 229,085.54 and 90,552.72

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Solution

The fourth proportional to 166,004.22, 229,085.54 and 90,552.72 is: 124,962.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,004.22 : 229,085.54 = 90,552.72 : x
  2. Step 2: Convert to fraction form
    166,004.22/229,085.54 = 90,552.72/x
  3. Step 3: Cross multiply
    166,004.22x = 229,085.54 × 90,552.72
  4. Step 4: Simplify right side
    166,004.22x = 20,744,318,759.67
  5. Step 5: Solve for x
    x = 20,744,318,759.67/166,004.22
  6. Step 6: Final answer
    x = 124,962.60

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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.