Home / 178,742.75-268,113.96-45,623.03

Finding the Fourth Proportional to 178,742.75, 268,113.96 and 45,623.03

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Solution

The fourth proportional to 178,742.75, 268,113.96 and 45,623.03 is: 68,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,742.75 : 268,113.96 = 45,623.03 : x
  2. Step 2: Convert to fraction form
    178,742.75/268,113.96 = 45,623.03/x
  3. Step 3: Cross multiply
    178,742.75x = 268,113.96 × 45,623.03
  4. Step 4: Simplify right side
    178,742.75x = 12,232,169,899.93
  5. Step 5: Solve for x
    x = 12,232,169,899.93/178,742.75
  6. Step 6: Final answer
    x = 68,434.50

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.