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Finding the Fourth Proportional to 146,585.80, 219,914.70 and 41,403.40

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Solution

The fourth proportional to 146,585.80, 219,914.70 and 41,403.40 is: 62,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,585.80 : 219,914.70 = 41,403.40 : x
  2. Step 2: Convert to fraction form
    146,585.80/219,914.70 = 41,403.40/x
  3. Step 3: Cross multiply
    146,585.80x = 219,914.70 × 41,403.40
  4. Step 4: Simplify right side
    146,585.80x = 9,105,216,289.98
  5. Step 5: Solve for x
    x = 9,105,216,289.98/146,585.80
  6. Step 6: Final answer
    x = 62,115.27

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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.