Home / 133,820.29-184,662.80-73,389.61

Finding the Fourth Proportional to 133,820.29, 184,662.80 and 73,389.61

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Solution

The fourth proportional to 133,820.29, 184,662.80 and 73,389.61 is: 101,272.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,820.29 : 184,662.80 = 73,389.61 : x
  2. Step 2: Convert to fraction form
    133,820.29/184,662.80 = 73,389.61/x
  3. Step 3: Cross multiply
    133,820.29x = 184,662.80 × 73,389.61
  4. Step 4: Simplify right side
    133,820.29x = 13,552,330,595.33
  5. Step 5: Solve for x
    x = 13,552,330,595.33/133,820.29
  6. Step 6: Final answer
    x = 101,272.62

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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.