Home / 89,337.89-123,289.54-49,051.27

Finding the Fourth Proportional to 89,337.89, 123,289.54 and 49,051.27

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Solution

The fourth proportional to 89,337.89, 123,289.54 and 49,051.27 is: 67,692.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,337.89 : 123,289.54 = 49,051.27 : x
  2. Step 2: Convert to fraction form
    89,337.89/123,289.54 = 49,051.27/x
  3. Step 3: Cross multiply
    89,337.89x = 123,289.54 × 49,051.27
  4. Step 4: Simplify right side
    89,337.89x = 6,047,508,822.11
  5. Step 5: Solve for x
    x = 6,047,508,822.11/89,337.89
  6. Step 6: Final answer
    x = 67,692.54

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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.