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Finding the Fourth Proportional to 164,160.78, 226,627.52 and 116,527.92

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Solution

The fourth proportional to 164,160.78, 226,627.52 and 116,527.92 is: 160,869.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,160.78 : 226,627.52 = 116,527.92 : x
  2. Step 2: Convert to fraction form
    164,160.78/226,627.52 = 116,527.92/x
  3. Step 3: Cross multiply
    164,160.78x = 226,627.52 × 116,527.92
  4. Step 4: Simplify right side
    164,160.78x = 26,408,433,520.36
  5. Step 5: Solve for x
    x = 26,408,433,520.36/164,160.78
  6. Step 6: Final answer
    x = 160,869.32

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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.