Home / 146,378.94-219,568.41-46,539.12

Finding the Fourth Proportional to 146,378.94, 219,568.41 and 46,539.12

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Solution

The fourth proportional to 146,378.94, 219,568.41 and 46,539.12 is: 69,808.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,378.94 : 219,568.41 = 46,539.12 : x
  2. Step 2: Convert to fraction form
    146,378.94/219,568.41 = 46,539.12/x
  3. Step 3: Cross multiply
    146,378.94x = 219,568.41 × 46,539.12
  4. Step 4: Simplify right side
    146,378.94x = 10,218,520,581.20
  5. Step 5: Solve for x
    x = 10,218,520,581.20/146,378.94
  6. Step 6: Final answer
    x = 69,808.68

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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.