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Finding the Fourth Proportional to 146,513.70, 219,770.55 and 63,569.70

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Solution

The fourth proportional to 146,513.70, 219,770.55 and 63,569.70 is: 95,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,513.70 : 219,770.55 = 63,569.70 : x
  2. Step 2: Convert to fraction form
    146,513.70/219,770.55 = 63,569.70/x
  3. Step 3: Cross multiply
    146,513.70x = 219,770.55 × 63,569.70
  4. Step 4: Simplify right side
    146,513.70x = 13,970,747,932.34
  5. Step 5: Solve for x
    x = 13,970,747,932.34/146,513.70
  6. Step 6: Final answer
    x = 95,354.55

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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.