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Finding the Fourth Proportional to 159,494.40, 239,241.60 and 93,009.60

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Solution

The fourth proportional to 159,494.40, 239,241.60 and 93,009.60 is: 139,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,494.40 : 239,241.60 = 93,009.60 : x
  2. Step 2: Convert to fraction form
    159,494.40/239,241.60 = 93,009.60/x
  3. Step 3: Cross multiply
    159,494.40x = 239,241.60 × 93,009.60
  4. Step 4: Simplify right side
    159,494.40x = 22,251,765,519.36
  5. Step 5: Solve for x
    x = 22,251,765,519.36/159,494.40
  6. Step 6: Final answer
    x = 139,514.40

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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.