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Finding the Fourth Proportional to 146,798.40, 220,154.40 and 41,626.56

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Solution

The fourth proportional to 146,798.40, 220,154.40 and 41,626.56 is: 62,427.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,798.40 : 220,154.40 = 41,626.56 : x
  2. Step 2: Convert to fraction form
    146,798.40/220,154.40 = 41,626.56/x
  3. Step 3: Cross multiply
    146,798.40x = 220,154.40 × 41,626.56
  4. Step 4: Simplify right side
    146,798.40x = 9,164,270,340.86
  5. Step 5: Solve for x
    x = 9,164,270,340.86/146,798.40
  6. Step 6: Final answer
    x = 62,427.59

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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.