Home / 133,864.68-184,719.57-80,148.30

Finding the Fourth Proportional to 133,864.68, 184,719.57 and 80,148.30

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Solution

The fourth proportional to 133,864.68, 184,719.57 and 80,148.30 is: 110,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,864.68 : 184,719.57 = 80,148.30 : x
  2. Step 2: Convert to fraction form
    133,864.68/184,719.57 = 80,148.30/x
  3. Step 3: Cross multiply
    133,864.68x = 184,719.57 × 80,148.30
  4. Step 4: Simplify right side
    133,864.68x = 14,804,959,512.23
  5. Step 5: Solve for x
    x = 14,804,959,512.23/133,864.68
  6. Step 6: Final answer
    x = 110,596.46

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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.