Home / 133,605.05-184,377.75-73,178.24

Finding the Fourth Proportional to 133,605.05, 184,377.75 and 73,178.24

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Solution

The fourth proportional to 133,605.05, 184,377.75 and 73,178.24 is: 100,987.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,605.05 : 184,377.75 = 73,178.24 : x
  2. Step 2: Convert to fraction form
    133,605.05/184,377.75 = 73,178.24/x
  3. Step 3: Cross multiply
    133,605.05x = 184,377.75 × 73,178.24
  4. Step 4: Simplify right side
    133,605.05x = 13,492,439,240.16
  5. Step 5: Solve for x
    x = 13,492,439,240.16/133,605.05
  6. Step 6: Final answer
    x = 100,987.49

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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.