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Finding the Fourth Proportional to 146,644.20, 219,966.30 and 63,700.20

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Solution

The fourth proportional to 146,644.20, 219,966.30 and 63,700.20 is: 95,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,644.20 : 219,966.30 = 63,700.20 : x
  2. Step 2: Convert to fraction form
    146,644.20/219,966.30 = 63,700.20/x
  3. Step 3: Cross multiply
    146,644.20x = 219,966.30 × 63,700.20
  4. Step 4: Simplify right side
    146,644.20x = 14,011,897,303.26
  5. Step 5: Solve for x
    x = 14,011,897,303.26/146,644.20
  6. Step 6: Final answer
    x = 95,550.30

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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.