Home / 133,513.92-184,266-79,799.04

Finding the Fourth Proportional to 133,513.92, 184,266 and 79,799.04

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Solution

The fourth proportional to 133,513.92, 184,266 and 79,799.04 is: 110,132.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,513.92 : 184,266 = 79,799.04 : x
  2. Step 2: Convert to fraction form
    133,513.92/184,266 = 79,799.04/x
  3. Step 3: Cross multiply
    133,513.92x = 184,266 × 79,799.04
  4. Step 4: Simplify right side
    133,513.92x = 14,704,249,904.64
  5. Step 5: Solve for x
    x = 14,704,249,904.64/133,513.92
  6. Step 6: Final answer
    x = 110,132.71

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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.