Home / 133,433.43-184,107.99-79,707.93

Finding the Fourth Proportional to 133,433.43, 184,107.99 and 79,707.93

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Solution

The fourth proportional to 133,433.43, 184,107.99 and 79,707.93 is: 109,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,433.43 : 184,107.99 = 79,707.93 : x
  2. Step 2: Convert to fraction form
    133,433.43/184,107.99 = 79,707.93/x
  3. Step 3: Cross multiply
    133,433.43x = 184,107.99 × 79,707.93
  4. Step 4: Simplify right side
    133,433.43x = 14,674,866,779.36
  5. Step 5: Solve for x
    x = 14,674,866,779.36/133,433.43
  6. Step 6: Final answer
    x = 109,978.94

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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.