Home / 133,093.48-183,708.90-79,416.04

Finding the Fourth Proportional to 133,093.48, 183,708.90 and 79,416.04

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Solution

The fourth proportional to 133,093.48, 183,708.90 and 79,416.04 is: 109,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,093.48 : 183,708.90 = 79,416.04 : x
  2. Step 2: Convert to fraction form
    133,093.48/183,708.90 = 79,416.04/x
  3. Step 3: Cross multiply
    133,093.48x = 183,708.90 × 79,416.04
  4. Step 4: Simplify right side
    133,093.48x = 14,589,433,350.76
  5. Step 5: Solve for x
    x = 14,589,433,350.76/133,093.48
  6. Step 6: Final answer
    x = 109,617.94

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1.5x scale

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.