Home / 112,037.04-154,398.24-80,150.58

Finding the Fourth Proportional to 112,037.04, 154,398.24 and 80,150.58

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Solution

The fourth proportional to 112,037.04, 154,398.24 and 80,150.58 is: 110,455.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,037.04 : 154,398.24 = 80,150.58 : x
  2. Step 2: Convert to fraction form
    112,037.04/154,398.24 = 80,150.58/x
  3. Step 3: Cross multiply
    112,037.04x = 154,398.24 × 80,150.58
  4. Step 4: Simplify right side
    112,037.04x = 12,375,108,486.98
  5. Step 5: Solve for x
    x = 12,375,108,486.98/112,037.04
  6. Step 6: Final answer
    x = 110,455.51

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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.