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Finding the Fourth Proportional to 146,882, 220,322.46 and 41,700.98

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Solution

The fourth proportional to 146,882, 220,322.46 and 41,700.98 is: 62,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,882 : 220,322.46 = 41,700.98 : x
  2. Step 2: Convert to fraction form
    146,882/220,322.46 = 41,700.98/x
  3. Step 3: Cross multiply
    146,882x = 220,322.46 × 41,700.98
  4. Step 4: Simplify right side
    146,882x = 9,187,662,498.01
  5. Step 5: Solve for x
    x = 9,187,662,498.01/146,882
  6. Step 6: Final answer
    x = 62,551.32

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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.