Home / 125,847.22-173,670.39-69,259.90

Finding the Fourth Proportional to 125,847.22, 173,670.39 and 69,259.90

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Solution

The fourth proportional to 125,847.22, 173,670.39 and 69,259.90 is: 95,579.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,847.22 : 173,670.39 = 69,259.90 : x
  2. Step 2: Convert to fraction form
    125,847.22/173,670.39 = 69,259.90/x
  3. Step 3: Cross multiply
    125,847.22x = 173,670.39 × 69,259.90
  4. Step 4: Simplify right side
    125,847.22x = 12,028,393,844.36
  5. Step 5: Solve for x
    x = 12,028,393,844.36/125,847.22
  6. Step 6: Final answer
    x = 95,579.34

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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.