Home / 133,538.27-184,284.99-73,107.90

Finding the Fourth Proportional to 133,538.27, 184,284.99 and 73,107.90

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Solution

The fourth proportional to 133,538.27, 184,284.99 and 73,107.90 is: 100,890.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,538.27 : 184,284.99 = 73,107.90 : x
  2. Step 2: Convert to fraction form
    133,538.27/184,284.99 = 73,107.90/x
  3. Step 3: Cross multiply
    133,538.27x = 184,284.99 × 73,107.90
  4. Step 4: Simplify right side
    133,538.27x = 13,472,688,620.42
  5. Step 5: Solve for x
    x = 13,472,688,620.42/133,538.27
  6. Step 6: Final answer
    x = 100,890.10

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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.