Home / 226,186.92-312,176.34-130,748.94

Finding the Fourth Proportional to 226,186.92, 312,176.34 and 130,748.94

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Solution

The fourth proportional to 226,186.92, 312,176.34 and 130,748.94 is: 180,455.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,186.92 : 312,176.34 = 130,748.94 : x
  2. Step 2: Convert to fraction form
    226,186.92/312,176.34 = 130,748.94/x
  3. Step 3: Cross multiply
    226,186.92x = 312,176.34 × 130,748.94
  4. Step 4: Simplify right side
    226,186.92x = 40,816,725,548.08
  5. Step 5: Solve for x
    x = 40,816,725,548.08/226,186.92
  6. Step 6: Final answer
    x = 180,455.73

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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.