Home / 170,007.64-234,478.74-109,588.12

Finding the Fourth Proportional to 170,007.64, 234,478.74 and 109,588.12

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Solution

The fourth proportional to 170,007.64, 234,478.74 and 109,588.12 is: 151,146.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,007.64 : 234,478.74 = 109,588.12 : x
  2. Step 2: Convert to fraction form
    170,007.64/234,478.74 = 109,588.12/x
  3. Step 3: Cross multiply
    170,007.64x = 234,478.74 × 109,588.12
  4. Step 4: Simplify right side
    170,007.64x = 25,696,084,296.57
  5. Step 5: Solve for x
    x = 25,696,084,296.57/170,007.64
  6. Step 6: Final answer
    x = 151,146.64

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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.