Home / 133,530.34-184,271.85-73,100.79

Finding the Fourth Proportional to 133,530.34, 184,271.85 and 73,100.79

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Solution

The fourth proportional to 133,530.34, 184,271.85 and 73,100.79 is: 100,879.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,530.34 : 184,271.85 = 73,100.79 : x
  2. Step 2: Convert to fraction form
    133,530.34/184,271.85 = 73,100.79/x
  3. Step 3: Cross multiply
    133,530.34x = 184,271.85 × 73,100.79
  4. Step 4: Simplify right side
    133,530.34x = 13,470,417,809.76
  5. Step 5: Solve for x
    x = 13,470,417,809.76/133,530.34
  6. Step 6: Final answer
    x = 100,879.08

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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.