Home / 112,582.52-155,338.44-67,251.64

Finding the Fourth Proportional to 112,582.52, 155,338.44 and 67,251.64

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Solution

The fourth proportional to 112,582.52, 155,338.44 and 67,251.64 is: 92,792.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,582.52 : 155,338.44 = 67,251.64 : x
  2. Step 2: Convert to fraction form
    112,582.52/155,338.44 = 67,251.64/x
  3. Step 3: Cross multiply
    112,582.52x = 155,338.44 × 67,251.64
  4. Step 4: Simplify right side
    112,582.52x = 10,446,764,845.04
  5. Step 5: Solve for x
    x = 10,446,764,845.04/112,582.52
  6. Step 6: Final answer
    x = 92,792.07

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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.