Home / 112,633.53-155,179.38-92,458.46

Finding the Fourth Proportional to 112,633.53, 155,179.38 and 92,458.46

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Solution

The fourth proportional to 112,633.53, 155,179.38 and 92,458.46 is: 127,383.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,633.53 : 155,179.38 = 92,458.46 : x
  2. Step 2: Convert to fraction form
    112,633.53/155,179.38 = 92,458.46/x
  3. Step 3: Cross multiply
    112,633.53x = 155,179.38 × 92,458.46
  4. Step 4: Simplify right side
    112,633.53x = 14,347,646,036.26
  5. Step 5: Solve for x
    x = 14,347,646,036.26/112,633.53
  6. Step 6: Final answer
    x = 127,383.44

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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.