Home / 133,924.72-184,802.66-80,208.36

Finding the Fourth Proportional to 133,924.72, 184,802.66 and 80,208.36

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Solution

The fourth proportional to 133,924.72, 184,802.66 and 80,208.36 is: 110,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,924.72 : 184,802.66 = 80,208.36 : x
  2. Step 2: Convert to fraction form
    133,924.72/184,802.66 = 80,208.36/x
  3. Step 3: Cross multiply
    133,924.72x = 184,802.66 × 80,208.36
  4. Step 4: Simplify right side
    133,924.72x = 14,822,718,282.24
  5. Step 5: Solve for x
    x = 14,822,718,282.24/133,924.72
  6. Step 6: Final answer
    x = 110,679.48

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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.