Home / 89,098.68-122,956.18-48,813.87

Finding the Fourth Proportional to 89,098.68, 122,956.18 and 48,813.87

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Solution

The fourth proportional to 89,098.68, 122,956.18 and 48,813.87 is: 67,363.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,098.68 : 122,956.18 = 48,813.87 : x
  2. Step 2: Convert to fraction form
    89,098.68/122,956.18 = 48,813.87/x
  3. Step 3: Cross multiply
    89,098.68x = 122,956.18 × 48,813.87
  4. Step 4: Simplify right side
    89,098.68x = 6,001,967,325.27
  5. Step 5: Solve for x
    x = 6,001,967,325.27/89,098.68
  6. Step 6: Final answer
    x = 67,363.14

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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.