Home / 146,140.57-219,217.24-46,308.12

Finding the Fourth Proportional to 146,140.57, 219,217.24 and 46,308.12

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Solution

The fourth proportional to 146,140.57, 219,217.24 and 46,308.12 is: 69,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,140.57 : 219,217.24 = 46,308.12 : x
  2. Step 2: Convert to fraction form
    146,140.57/219,217.24 = 46,308.12/x
  3. Step 3: Cross multiply
    146,140.57x = 219,217.24 × 46,308.12
  4. Step 4: Simplify right side
    146,140.57x = 10,151,538,024.45
  5. Step 5: Solve for x
    x = 10,151,538,024.45/146,140.57
  6. Step 6: Final answer
    x = 69,464.20

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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.