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Finding the Fourth Proportional to 260,052.96, 390,059.96 and 93,840.96

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Solution

The fourth proportional to 260,052.96, 390,059.96 and 93,840.96 is: 140,754.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,052.96 : 390,059.96 = 93,840.96 : x
  2. Step 2: Convert to fraction form
    260,052.96/390,059.96 = 93,840.96/x
  3. Step 3: Cross multiply
    260,052.96x = 390,059.96 × 93,840.96
  4. Step 4: Simplify right side
    260,052.96x = 36,603,601,103.96
  5. Step 5: Solve for x
    x = 36,603,601,103.96/260,052.96
  6. Step 6: Final answer
    x = 140,754.41

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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.