Home / 112,121.04-168,286.52-56,755.92

Finding the Fourth Proportional to 112,121.04, 168,286.52 and 56,755.92

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Solution

The fourth proportional to 112,121.04, 168,286.52 and 56,755.92 is: 85,187.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,121.04 : 168,286.52 = 56,755.92 : x
  2. Step 2: Convert to fraction form
    112,121.04/168,286.52 = 56,755.92/x
  3. Step 3: Cross multiply
    112,121.04x = 168,286.52 × 56,755.92
  4. Step 4: Simplify right side
    112,121.04x = 9,551,256,266.20
  5. Step 5: Solve for x
    x = 9,551,256,266.20/112,121.04
  6. Step 6: Final answer
    x = 85,187.01

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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.