Home / 170,120.04-234,372.60-122,290.62

Finding the Fourth Proportional to 170,120.04, 234,372.60 and 122,290.62

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Solution

The fourth proportional to 170,120.04, 234,372.60 and 122,290.62 is: 168,478.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,120.04 : 234,372.60 = 122,290.62 : x
  2. Step 2: Convert to fraction form
    170,120.04/234,372.60 = 122,290.62/x
  3. Step 3: Cross multiply
    170,120.04x = 234,372.60 × 122,290.62
  4. Step 4: Simplify right side
    170,120.04x = 28,661,570,565.01
  5. Step 5: Solve for x
    x = 28,661,570,565.01/170,120.04
  6. Step 6: Final answer
    x = 168,478.51

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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.