Home / 226,391.64-312,402.18-130,904.52

Finding the Fourth Proportional to 226,391.64, 312,402.18 and 130,904.52

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Solution

The fourth proportional to 226,391.64, 312,402.18 and 130,904.52 is: 180,637.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,391.64 : 312,402.18 = 130,904.52 : x
  2. Step 2: Convert to fraction form
    226,391.64/312,402.18 = 130,904.52/x
  3. Step 3: Cross multiply
    226,391.64x = 312,402.18 × 130,904.52
  4. Step 4: Simplify right side
    226,391.64x = 40,894,857,419.85
  5. Step 5: Solve for x
    x = 40,894,857,419.85/226,391.64
  6. Step 6: Final answer
    x = 180,637.67

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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.