Home / 133,609.02-184,382.55-73,178.58

Finding the Fourth Proportional to 133,609.02, 184,382.55 and 73,178.58

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Solution

The fourth proportional to 133,609.02, 184,382.55 and 73,178.58 is: 100,987.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,609.02 : 184,382.55 = 73,178.58 : x
  2. Step 2: Convert to fraction form
    133,609.02/184,382.55 = 73,178.58/x
  3. Step 3: Cross multiply
    133,609.02x = 184,382.55 × 73,178.58
  4. Step 4: Simplify right side
    133,609.02x = 13,492,853,185.78
  5. Step 5: Solve for x
    x = 13,492,853,185.78/133,609.02
  6. Step 6: Final answer
    x = 100,987.59

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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.