Home / 182,441.32-273,713.82-128,631.40

Finding the Fourth Proportional to 182,441.32, 273,713.82 and 128,631.40

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Solution

The fourth proportional to 182,441.32, 273,713.82 and 128,631.40 is: 192,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,441.32 : 273,713.82 = 128,631.40 : x
  2. Step 2: Convert to fraction form
    182,441.32/273,713.82 = 128,631.40/x
  3. Step 3: Cross multiply
    182,441.32x = 273,713.82 × 128,631.40
  4. Step 4: Simplify right side
    182,441.32x = 35,208,191,865.95
  5. Step 5: Solve for x
    x = 35,208,191,865.95/182,441.32
  6. Step 6: Final answer
    x = 192,983.65

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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.