Home / 125,975.90-173,846.73-69,387.28

Finding the Fourth Proportional to 125,975.90, 173,846.73 and 69,387.28

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Solution

The fourth proportional to 125,975.90, 173,846.73 and 69,387.28 is: 95,754.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,975.90 : 173,846.73 = 69,387.28 : x
  2. Step 2: Convert to fraction form
    125,975.90/173,846.73 = 69,387.28/x
  3. Step 3: Cross multiply
    125,975.90x = 173,846.73 × 69,387.28
  4. Step 4: Simplify right side
    125,975.90x = 12,062,751,296.98
  5. Step 5: Solve for x
    x = 12,062,751,296.98/125,975.90
  6. Step 6: Final answer
    x = 95,754.43

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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.