Home / 133,322.92-184,031.96-76,756.84

Finding the Fourth Proportional to 133,322.92, 184,031.96 and 76,756.84

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Solution

The fourth proportional to 133,322.92, 184,031.96 and 76,756.84 is: 105,951.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,322.92 : 184,031.96 = 76,756.84 : x
  2. Step 2: Convert to fraction form
    133,322.92/184,031.96 = 76,756.84/x
  3. Step 3: Cross multiply
    133,322.92x = 184,031.96 × 76,756.84
  4. Step 4: Simplify right side
    133,322.92x = 14,125,711,708.61
  5. Step 5: Solve for x
    x = 14,125,711,708.61/133,322.92
  6. Step 6: Final answer
    x = 105,951.11

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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.