Home / 125,773.98-173,517.77-80,441.50

Finding the Fourth Proportional to 125,773.98, 173,517.77 and 80,441.50

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Solution

The fourth proportional to 125,773.98, 173,517.77 and 80,441.50 is: 110,977.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,773.98 : 173,517.77 = 80,441.50 : x
  2. Step 2: Convert to fraction form
    125,773.98/173,517.77 = 80,441.50/x
  3. Step 3: Cross multiply
    125,773.98x = 173,517.77 × 80,441.50
  4. Step 4: Simplify right side
    125,773.98x = 13,958,029,695.46
  5. Step 5: Solve for x
    x = 13,958,029,695.46/125,773.98
  6. Step 6: Final answer
    x = 110,977.09

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1.5x scale

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.