Home / 226,188.92-312,246.96-130,677.16

Finding the Fourth Proportional to 226,188.92, 312,246.96 and 130,677.16

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Solution

The fourth proportional to 226,188.92, 312,246.96 and 130,677.16 is: 180,395.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,188.92 : 312,246.96 = 130,677.16 : x
  2. Step 2: Convert to fraction form
    226,188.92/312,246.96 = 130,677.16/x
  3. Step 3: Cross multiply
    226,188.92x = 312,246.96 × 130,677.16
  4. Step 4: Simplify right side
    226,188.92x = 40,803,545,951.43
  5. Step 5: Solve for x
    x = 40,803,545,951.43/226,188.92
  6. Step 6: Final answer
    x = 180,395.87

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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.