Home / 170,232.64-234,949.04-129,870.24

Finding the Fourth Proportional to 170,232.64, 234,949.04 and 129,870.24

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Solution

The fourth proportional to 170,232.64, 234,949.04 and 129,870.24 is: 179,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,232.64 : 234,949.04 = 129,870.24 : x
  2. Step 2: Convert to fraction form
    170,232.64/234,949.04 = 129,870.24/x
  3. Step 3: Cross multiply
    170,232.64x = 234,949.04 × 129,870.24
  4. Step 4: Simplify right side
    170,232.64x = 30,512,888,212.57
  5. Step 5: Solve for x
    x = 30,512,888,212.57/170,232.64
  6. Step 6: Final answer
    x = 179,242.29

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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.