Home / 202,829.27-279,899.15-112,182.98

Finding the Fourth Proportional to 202,829.27, 279,899.15 and 112,182.98

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Solution

The fourth proportional to 202,829.27, 279,899.15 and 112,182.98 is: 154,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,829.27 : 279,899.15 = 112,182.98 : x
  2. Step 2: Convert to fraction form
    202,829.27/279,899.15 = 112,182.98/x
  3. Step 3: Cross multiply
    202,829.27x = 279,899.15 × 112,182.98
  4. Step 4: Simplify right side
    202,829.27x = 31,399,918,786.06
  5. Step 5: Solve for x
    x = 31,399,918,786.06/202,829.27
  6. Step 6: Final answer
    x = 154,809.61

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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.