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Finding the Fourth Proportional to 121,182, 167,244.12 and 70,923.12

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Solution

The fourth proportional to 121,182, 167,244.12 and 70,923.12 is: 97,881.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,182 : 167,244.12 = 70,923.12 : x
  2. Step 2: Convert to fraction form
    121,182/167,244.12 = 70,923.12/x
  3. Step 3: Cross multiply
    121,182x = 167,244.12 × 70,923.12
  4. Step 4: Simplify right side
    121,182x = 11,861,474,792.05
  5. Step 5: Solve for x
    x = 11,861,474,792.05/121,182
  6. Step 6: Final answer
    x = 97,881.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.