Home / 122,091.04-183,134.64-89,020.96

Finding the Fourth Proportional to 122,091.04, 183,134.64 and 89,020.96

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Solution

The fourth proportional to 122,091.04, 183,134.64 and 89,020.96 is: 133,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,091.04 : 183,134.64 = 89,020.96 : x
  2. Step 2: Convert to fraction form
    122,091.04/183,134.64 = 89,020.96/x
  3. Step 3: Cross multiply
    122,091.04x = 183,134.64 × 89,020.96
  4. Step 4: Simplify right side
    122,091.04x = 16,302,821,462.05
  5. Step 5: Solve for x
    x = 16,302,821,462.05/122,091.04
  6. Step 6: Final answer
    x = 133,530.04

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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.