Home / 195,425-293,062.77-106,631.04

Finding the Fourth Proportional to 195,425, 293,062.77 and 106,631.04

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Solution

The fourth proportional to 195,425, 293,062.77 and 106,631.04 is: 159,905.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,425 : 293,062.77 = 106,631.04 : x
  2. Step 2: Convert to fraction form
    195,425/293,062.77 = 106,631.04/x
  3. Step 3: Cross multiply
    195,425x = 293,062.77 × 106,631.04
  4. Step 4: Simplify right side
    195,425x = 31,249,587,950.38
  5. Step 5: Solve for x
    x = 31,249,587,950.38/195,425
  6. Step 6: Final answer
    x = 159,905.78

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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.