Home / 117,596.56-162,221.04-74,500.04

Finding the Fourth Proportional to 117,596.56, 162,221.04 and 74,500.04

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Solution

The fourth proportional to 117,596.56, 162,221.04 and 74,500.04 is: 102,770.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,596.56 : 162,221.04 = 74,500.04 : x
  2. Step 2: Convert to fraction form
    117,596.56/162,221.04 = 74,500.04/x
  3. Step 3: Cross multiply
    117,596.56x = 162,221.04 × 74,500.04
  4. Step 4: Simplify right side
    117,596.56x = 12,085,473,968.84
  5. Step 5: Solve for x
    x = 12,085,473,968.84/117,596.56
  6. Step 6: Final answer
    x = 102,770.64

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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.