Home / 125,983.52-173,855.76-68,622.66

Finding the Fourth Proportional to 125,983.52, 173,855.76 and 68,622.66

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Solution

The fourth proportional to 125,983.52, 173,855.76 and 68,622.66 is: 94,698.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,983.52 : 173,855.76 = 68,622.66 : x
  2. Step 2: Convert to fraction form
    125,983.52/173,855.76 = 68,622.66/x
  3. Step 3: Cross multiply
    125,983.52x = 173,855.76 × 68,622.66
  4. Step 4: Simplify right side
    125,983.52x = 11,930,444,707.52
  5. Step 5: Solve for x
    x = 11,930,444,707.52/125,983.52
  6. Step 6: Final answer
    x = 94,698.46

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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.