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Finding the Fourth Proportional to 146,808.65, 220,177.03 and 46,948.15

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Solution

The fourth proportional to 146,808.65, 220,177.03 and 46,948.15 is: 70,410.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,808.65 : 220,177.03 = 46,948.15 : x
  2. Step 2: Convert to fraction form
    146,808.65/220,177.03 = 46,948.15/x
  3. Step 3: Cross multiply
    146,808.65x = 220,177.03 × 46,948.15
  4. Step 4: Simplify right side
    146,808.65x = 10,336,903,996.25
  5. Step 5: Solve for x
    x = 10,336,903,996.25/146,808.65
  6. Step 6: Final answer
    x = 70,410.73

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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.