Home / 120,441.54-166,232.58-69,487.18

Finding the Fourth Proportional to 120,441.54, 166,232.58 and 69,487.18

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Solution

The fourth proportional to 120,441.54, 166,232.58 and 69,487.18 is: 95,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,441.54 : 166,232.58 = 69,487.18 : x
  2. Step 2: Convert to fraction form
    120,441.54/166,232.58 = 69,487.18/x
  3. Step 3: Cross multiply
    120,441.54x = 166,232.58 × 69,487.18
  4. Step 4: Simplify right side
    120,441.54x = 11,551,033,208.32
  5. Step 5: Solve for x
    x = 11,551,033,208.32/120,441.54
  6. Step 6: Final answer
    x = 95,905.72

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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.