Home / 170,009.64-234,481.50-109,590.12

Finding the Fourth Proportional to 170,009.64, 234,481.50 and 109,590.12

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Solution

The fourth proportional to 170,009.64, 234,481.50 and 109,590.12 is: 151,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,009.64 : 234,481.50 = 109,590.12 : x
  2. Step 2: Convert to fraction form
    170,009.64/234,481.50 = 109,590.12/x
  3. Step 3: Cross multiply
    170,009.64x = 234,481.50 × 109,590.12
  4. Step 4: Simplify right side
    170,009.64x = 25,696,855,722.78
  5. Step 5: Solve for x
    x = 25,696,855,722.78/170,009.64
  6. Step 6: Final answer
    x = 151,149.40

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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.