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Finding the Fourth Proportional to 146,922.80, 220,384.19 and 41,728.10

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Solution

The fourth proportional to 146,922.80, 220,384.19 and 41,728.10 is: 62,592.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,922.80 : 220,384.19 = 41,728.10 : x
  2. Step 2: Convert to fraction form
    146,922.80/220,384.19 = 41,728.10/x
  3. Step 3: Cross multiply
    146,922.80x = 220,384.19 × 41,728.10
  4. Step 4: Simplify right side
    146,922.80x = 9,196,212,521.14
  5. Step 5: Solve for x
    x = 9,196,212,521.14/146,922.80
  6. Step 6: Final answer
    x = 62,592.14

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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.