Home / 202,973.01-280,098.33-111,091.85

Finding the Fourth Proportional to 202,973.01, 280,098.33 and 111,091.85

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Solution

The fourth proportional to 202,973.01, 280,098.33 and 111,091.85 is: 153,304.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,973.01 : 280,098.33 = 111,091.85 : x
  2. Step 2: Convert to fraction form
    202,973.01/280,098.33 = 111,091.85/x
  3. Step 3: Cross multiply
    202,973.01x = 280,098.33 × 111,091.85
  4. Step 4: Simplify right side
    202,973.01x = 31,116,641,661.61
  5. Step 5: Solve for x
    x = 31,116,641,661.61/202,973.01
  6. Step 6: Final answer
    x = 153,304.33

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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.