Home / 170,304.32-235,010.04-125,171.84

Finding the Fourth Proportional to 170,304.32, 235,010.04 and 125,171.84

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Solution

The fourth proportional to 170,304.32, 235,010.04 and 125,171.84 is: 172,729.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,304.32 : 235,010.04 = 125,171.84 : x
  2. Step 2: Convert to fraction form
    170,304.32/235,010.04 = 125,171.84/x
  3. Step 3: Cross multiply
    170,304.32x = 235,010.04 × 125,171.84
  4. Step 4: Simplify right side
    170,304.32x = 29,416,639,125.27
  5. Step 5: Solve for x
    x = 29,416,639,125.27/170,304.32
  6. Step 6: Final answer
    x = 172,729.85

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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.