Home / 133,545.09-184,292.76-73,121.34

Finding the Fourth Proportional to 133,545.09, 184,292.76 and 73,121.34

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Solution

The fourth proportional to 133,545.09, 184,292.76 and 73,121.34 is: 100,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,545.09 : 184,292.76 = 73,121.34 : x
  2. Step 2: Convert to fraction form
    133,545.09/184,292.76 = 73,121.34/x
  3. Step 3: Cross multiply
    133,545.09x = 184,292.76 × 73,121.34
  4. Step 4: Simplify right side
    133,545.09x = 13,475,733,563.50
  5. Step 5: Solve for x
    x = 13,475,733,563.50/133,545.09
  6. Step 6: Final answer
    x = 100,907.74

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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.