Home / 119,659.48-179,429.28-67,054.84

Finding the Fourth Proportional to 119,659.48, 179,429.28 and 67,054.84

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Solution

The fourth proportional to 119,659.48, 179,429.28 and 67,054.84 is: 100,548.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,659.48 : 179,429.28 = 67,054.84 : x
  2. Step 2: Convert to fraction form
    119,659.48/179,429.28 = 67,054.84/x
  3. Step 3: Cross multiply
    119,659.48x = 179,429.28 × 67,054.84
  4. Step 4: Simplify right side
    119,659.48x = 12,031,601,661.72
  5. Step 5: Solve for x
    x = 12,031,601,661.72/119,659.48
  6. Step 6: Final answer
    x = 100,548.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.