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Finding the Fourth Proportional to 151,073.60, 226,609.02 and 71,947.94

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Solution

The fourth proportional to 151,073.60, 226,609.02 and 71,947.94 is: 107,921.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,073.60 : 226,609.02 = 71,947.94 : x
  2. Step 2: Convert to fraction form
    151,073.60/226,609.02 = 71,947.94/x
  3. Step 3: Cross multiply
    151,073.60x = 226,609.02 × 71,947.94
  4. Step 4: Simplify right side
    151,073.60x = 16,304,051,041.37
  5. Step 5: Solve for x
    x = 16,304,051,041.37/151,073.60
  6. Step 6: Final answer
    x = 107,921.25

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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.