Home / 169,021.32-233,037.72-108,485.16

Finding the Fourth Proportional to 169,021.32, 233,037.72 and 108,485.16

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Solution

The fourth proportional to 169,021.32, 233,037.72 and 108,485.16 is: 149,573.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,021.32 : 233,037.72 = 108,485.16 : x
  2. Step 2: Convert to fraction form
    169,021.32/233,037.72 = 108,485.16/x
  3. Step 3: Cross multiply
    169,021.32x = 233,037.72 × 108,485.16
  4. Step 4: Simplify right side
    169,021.32x = 25,281,134,340.24
  5. Step 5: Solve for x
    x = 25,281,134,340.24/169,021.32
  6. Step 6: Final answer
    x = 149,573.64

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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.