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Finding the Fourth Proportional to 146,524.40, 220,045.80 and 113,325.20

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Solution

The fourth proportional to 146,524.40, 220,045.80 and 113,325.20 is: 170,188.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,524.40 : 220,045.80 = 113,325.20 : x
  2. Step 2: Convert to fraction form
    146,524.40/220,045.80 = 113,325.20/x
  3. Step 3: Cross multiply
    146,524.40x = 220,045.80 × 113,325.20
  4. Step 4: Simplify right side
    146,524.40x = 24,936,734,294.16
  5. Step 5: Solve for x
    x = 24,936,734,294.16/146,524.40
  6. Step 6: Final answer
    x = 170,188.27

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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.