Home / 146,140.94-219,217.79-46,308.50

Finding the Fourth Proportional to 146,140.94, 219,217.79 and 46,308.50

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Solution

The fourth proportional to 146,140.94, 219,217.79 and 46,308.50 is: 69,464.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,140.94 : 219,217.79 = 46,308.50 : x
  2. Step 2: Convert to fraction form
    146,140.94/219,217.79 = 46,308.50/x
  3. Step 3: Cross multiply
    146,140.94x = 219,217.79 × 46,308.50
  4. Step 4: Simplify right side
    146,140.94x = 10,151,646,869.96
  5. Step 5: Solve for x
    x = 10,151,646,869.96/146,140.94
  6. Step 6: Final answer
    x = 69,464.77

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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.