Home / 112,538.28-168,745.14-46,025.12

Finding the Fourth Proportional to 112,538.28, 168,745.14 and 46,025.12

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Solution

The fourth proportional to 112,538.28, 168,745.14 and 46,025.12 is: 69,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,538.28 : 168,745.14 = 46,025.12 : x
  2. Step 2: Convert to fraction form
    112,538.28/168,745.14 = 46,025.12/x
  3. Step 3: Cross multiply
    112,538.28x = 168,745.14 × 46,025.12
  4. Step 4: Simplify right side
    112,538.28x = 7,766,514,474.19
  5. Step 5: Solve for x
    x = 7,766,514,474.19/112,538.28
  6. Step 6: Final answer
    x = 69,012.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.