Home / 151,429.60-226,606.80-131,922.40

Finding the Fourth Proportional to 151,429.60, 226,606.80 and 131,922.40

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Solution

The fourth proportional to 151,429.60, 226,606.80 and 131,922.40 is: 197,415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,429.60 : 226,606.80 = 131,922.40 : x
  2. Step 2: Convert to fraction form
    151,429.60/226,606.80 = 131,922.40/x
  3. Step 3: Cross multiply
    151,429.60x = 226,606.80 × 131,922.40
  4. Step 4: Simplify right side
    151,429.60x = 29,894,512,912.32
  5. Step 5: Solve for x
    x = 29,894,512,912.32/151,429.60
  6. Step 6: Final answer
    x = 197,415.25

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1.5x scale

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.