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Finding the Fourth Proportional to 146,676.57, 220,012.99 and 46,835.50

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Solution

The fourth proportional to 146,676.57, 220,012.99 and 46,835.50 is: 70,252.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,676.57 : 220,012.99 = 46,835.50 : x
  2. Step 2: Convert to fraction form
    146,676.57/220,012.99 = 46,835.50/x
  3. Step 3: Cross multiply
    146,676.57x = 220,012.99 × 46,835.50
  4. Step 4: Simplify right side
    146,676.57x = 10,304,417,293.08
  5. Step 5: Solve for x
    x = 10,304,417,293.08/146,676.57
  6. Step 6: Final answer
    x = 70,252.65

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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.