Home / 89,930.77-134,864.49-29,942.96

Finding the Fourth Proportional to 89,930.77, 134,864.49 and 29,942.96

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Solution

The fourth proportional to 89,930.77, 134,864.49 and 29,942.96 is: 44,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,930.77 : 134,864.49 = 29,942.96 : x
  2. Step 2: Convert to fraction form
    89,930.77/134,864.49 = 29,942.96/x
  3. Step 3: Cross multiply
    89,930.77x = 134,864.49 × 29,942.96
  4. Step 4: Simplify right side
    89,930.77x = 4,038,241,205.45
  5. Step 5: Solve for x
    x = 4,038,241,205.45/89,930.77
  6. Step 6: Final answer
    x = 44,903.89

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Why These Related Problems?

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