Home / 202,944.03-280,076.79-112,303.82

Finding the Fourth Proportional to 202,944.03, 280,076.79 and 112,303.82

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Solution

The fourth proportional to 202,944.03, 280,076.79 and 112,303.82 is: 154,987.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,944.03 : 280,076.79 = 112,303.82 : x
  2. Step 2: Convert to fraction form
    202,944.03/280,076.79 = 112,303.82/x
  3. Step 3: Cross multiply
    202,944.03x = 280,076.79 × 112,303.82
  4. Step 4: Simplify right side
    202,944.03x = 31,453,692,324.53
  5. Step 5: Solve for x
    x = 31,453,692,324.53/202,944.03
  6. Step 6: Final answer
    x = 154,987.03

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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.