Home / 89,098.86-122,956.07-48,812.57

Finding the Fourth Proportional to 89,098.86, 122,956.07 and 48,812.57

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Solution

The fourth proportional to 89,098.86, 122,956.07 and 48,812.57 is: 67,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,098.86 : 122,956.07 = 48,812.57 : x
  2. Step 2: Convert to fraction form
    89,098.86/122,956.07 = 48,812.57/x
  3. Step 3: Cross multiply
    89,098.86x = 122,956.07 × 48,812.57
  4. Step 4: Simplify right side
    89,098.86x = 6,001,800,914.96
  5. Step 5: Solve for x
    x = 6,001,800,914.96/89,098.86
  6. Step 6: Final answer
    x = 67,361.14

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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.