Home / 179,187.39-247,175.75-112,002.75

Finding the Fourth Proportional to 179,187.39, 247,175.75 and 112,002.75

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Solution

The fourth proportional to 179,187.39, 247,175.75 and 112,002.75 is: 154,499.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,187.39 : 247,175.75 = 112,002.75 : x
  2. Step 2: Convert to fraction form
    179,187.39/247,175.75 = 112,002.75/x
  3. Step 3: Cross multiply
    179,187.39x = 247,175.75 × 112,002.75
  4. Step 4: Simplify right side
    179,187.39x = 27,684,364,013.32
  5. Step 5: Solve for x
    x = 27,684,364,013.32/179,187.39
  6. Step 6: Final answer
    x = 154,499.51

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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.