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Finding the Fourth Proportional to 146,540.70, 219,811.05 and 35,732.70

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Solution

The fourth proportional to 146,540.70, 219,811.05 and 35,732.70 is: 53,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,540.70 : 219,811.05 = 35,732.70 : x
  2. Step 2: Convert to fraction form
    146,540.70/219,811.05 = 35,732.70/x
  3. Step 3: Cross multiply
    146,540.70x = 219,811.05 × 35,732.70
  4. Step 4: Simplify right side
    146,540.70x = 7,854,442,306.34
  5. Step 5: Solve for x
    x = 7,854,442,306.34/146,540.70
  6. Step 6: Final answer
    x = 53,599.05

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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.